This document discusses different hypothetical views of time travel, including paradoxes like the grandfather paradox. It proposes that time is not separate - the present is made according to the past and the future is made according to the present. If a traveler goes to the past and changes something, it would change the present and future. The document also discusses different types of hypothetical time travel, like relative time travel, virtual time travel, mind time travel, and probability time travel. It argues that while time travel may be theoretically possible, changing the past is not possible as it would create inconsistencies between the past, present and future.
The document discusses different perspectives on the concept of time. It explains that time frames could be thought of as video frames that exist simultaneously, with past, present, and future events all occurring at once in different frames. It also suggests that time may slow down when moving at high speeds, as evidenced by an experiment using clocks on a jet plane. Additionally, it explores ideas around alternate realities and potential dimensions that could exist based on different choices made. The document concludes by speculating that time travel may one day be possible if speeds faster than the passage of time can be achieved, but that changing the past could alter one's present or future.
The document discusses various theories and possibilities regarding time travel. It begins by defining time travel as traveling to another point in time, either in the past or future. It then outlines some of the major theories regarding time travel forwards, such as time dilation, and time travel backwards, including the possibility of using wormholes or special spacetime geometries. The document also mentions some of the philosophical issues surrounding time travel, such as the grandfather paradox. In conclusion, it examines the debate around whether time travel could actually be possible based on modern understandings of physics.
Is Time Travelling possible? Can we create rupture in space and time? Can we create a machine that is able to lead us towards a different time and space? All the answers are given. Continuity, Concept of Wormhole, Time Machine and Possibility of this happening is written by me.
11820181Phil 2 Puzzles and ParadoxesProf. Sven .docxaulasnilda
1/18/2018
1
Phil 2: Puzzles and Paradoxes
Prof. Sven Bernecker
University of California, Irvine
The Possibility of
Time Travel
Is Time Travel Possible?
• Is time travel logically possible or does it involve contradictions?
• Is it possible to traverse, say, 100 years in external time in just 10
minutes of personal time (as is the case in forward time travel)?
• Is it possible that later moments in personal time correspond to
earlier moments in external time (as is the case in backward time
travel)?
2
McTaggart on time travel:
• Only the B-series of time, which holds that all temporal positions
(in A-series terminology ”past,“ “present“ and “future“) are equally
real, allows for travel into the past and future.
• If the A-series of time is true, then time travel moves the
temporal position called “present“ either backward (in the case of
travel into the past) or foreward (in the case of travel into the
future). But it would not be possible to travel into a temporal
position other than the present.
3
Even if we assume the B-series of time, there are three
reasons to be skeptical of the possibility of time travel:
- Backward causation
- Causal loops
- Grandfather paradox
4
LiYuxi
LiYuxi
LiYuxi
1/18/2018
2
Backward Causation
Worry: Time travel into the past necessarily involves backward
causation with respect to external time. Example: The traveler punches
her face before she departs and causes her eye to blacken centuries
ago. The idea of the effect preceding its cause (in external time) is
incoherent. Therefore, time travel is incoherent.
Q: Is the idea of the effect preceding its cause (in external time)
coherent?
A: It depends on one‘s theory of causation
5
The Main Theories of Causation:
1. Regularity Theory of Causation:
An event a of type A causes an event b of type B if a and b
actually occur and A-type events are regularily followed by B-
type events. (David Hume)
2. Cause as INUS Condition:
An event a causes an event b, if a is an insufficient but
necessary part of a complex condition, which is unnecessary
but sufficient to bring about event b. (John Mackie)
6
3. Probabilistic Theory of Causation:
An event a causes an event b, if, given the occurrence of a,
the probability of the occurrence of b is higher than the
probability of the occurrence of b would have been if a had
not occurred. (Hans Reichenbach)
4. Causation as Counterfactual Dependence:
An event a causes an event b, a had not occurred, then b
would not have occurred. (David Lewis)
7
Upshot:
• Of the four main theories of causation only the regularity
theory assumes that an effect must be preceded by its cause.
• The INUS condition, the probabilistic theory and the
counterfactual theory of causation are compatible with
backward causation.
8
1/18/2018
3
Causal Loops
• Causal Loop: A closed causal chain in which some of the causal
links are normal in direction and others are reversed. ...
Time is a concept that humans have created divisions for like seconds, minutes, hours, days, etc. but it is ultimately an artificial construct. While time seems to pass quickly as represented by filling calendar pages, humans have control over how they use their time and let time control their lives. Time is relative, so an hour can seem short or long depending on the person and activity.
The Benefits Of Time Travel
The Value of Time Travel Essay
Essay Time Travel
Time Travel
Essay on Time Travel
Is Time Travel Possible? Essay
time travel Essay
Advantages Of Time Travel
Time Travel
Time Travel
Time Travel : Or Apocalyptic?
Time Travel : Science Fiction
Essay on Exploring Time Travel
This essay does not mean to be a comprehensive treaty about Time. It neither is an attempt to explain what Time is. Instead, the intention is to give a look on Time as an independent three directional dimension, away from the disorienting term ’space time‘, where Time is simply considered as an additional ‘dimension‘ of space. Definitions are given aiming at an unambiguous use of the term ’dimension’, as well as postulating Time as a three directional dimension, in ranking equal to space and the other fundamental interactions. It will be reasoned why the first, perceptible time direction does not require a ‘passing’ time. The remaining two directions of Time are presently hypothetical, although they would allow the understanding of hitherto badly understood physical phenomena. Past and Future are set in an inalterable framework containing all events happened and not yet happened, as promoted in the block universe theories. Events happen only in the Present, although this is not a ‘passing’ moment in time, but merely a watershed separating Past from Future. The proposed probability scheme leads to the concept of ‘Zeitstrang’, which represents the accumulation of events – the history – of every individual. Events – world points – are recognized to make up an individual’s history contribute to an inalterable past. Günter Muchow "Is the Dimension Time Three-Directional?" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-4 | Issue-5 , August 2020, URL: https://www.ijtsrd.com/papers/ijtsrd31808.pdf Paper Url :https://www.ijtsrd.com/physics/other/31808/is-the-dimension-time-threedirectional/g%C3%BCnter-muchow
The document discusses different perspectives on the concept of time. It explains that time frames could be thought of as video frames that exist simultaneously, with past, present, and future events all occurring at once in different frames. It also suggests that time may slow down when moving at high speeds, as evidenced by an experiment using clocks on a jet plane. Additionally, it explores ideas around alternate realities and potential dimensions that could exist based on different choices made. The document concludes by speculating that time travel may one day be possible if speeds faster than the passage of time can be achieved, but that changing the past could alter one's present or future.
The document discusses various theories and possibilities regarding time travel. It begins by defining time travel as traveling to another point in time, either in the past or future. It then outlines some of the major theories regarding time travel forwards, such as time dilation, and time travel backwards, including the possibility of using wormholes or special spacetime geometries. The document also mentions some of the philosophical issues surrounding time travel, such as the grandfather paradox. In conclusion, it examines the debate around whether time travel could actually be possible based on modern understandings of physics.
Is Time Travelling possible? Can we create rupture in space and time? Can we create a machine that is able to lead us towards a different time and space? All the answers are given. Continuity, Concept of Wormhole, Time Machine and Possibility of this happening is written by me.
11820181Phil 2 Puzzles and ParadoxesProf. Sven .docxaulasnilda
1/18/2018
1
Phil 2: Puzzles and Paradoxes
Prof. Sven Bernecker
University of California, Irvine
The Possibility of
Time Travel
Is Time Travel Possible?
• Is time travel logically possible or does it involve contradictions?
• Is it possible to traverse, say, 100 years in external time in just 10
minutes of personal time (as is the case in forward time travel)?
• Is it possible that later moments in personal time correspond to
earlier moments in external time (as is the case in backward time
travel)?
2
McTaggart on time travel:
• Only the B-series of time, which holds that all temporal positions
(in A-series terminology ”past,“ “present“ and “future“) are equally
real, allows for travel into the past and future.
• If the A-series of time is true, then time travel moves the
temporal position called “present“ either backward (in the case of
travel into the past) or foreward (in the case of travel into the
future). But it would not be possible to travel into a temporal
position other than the present.
3
Even if we assume the B-series of time, there are three
reasons to be skeptical of the possibility of time travel:
- Backward causation
- Causal loops
- Grandfather paradox
4
LiYuxi
LiYuxi
LiYuxi
1/18/2018
2
Backward Causation
Worry: Time travel into the past necessarily involves backward
causation with respect to external time. Example: The traveler punches
her face before she departs and causes her eye to blacken centuries
ago. The idea of the effect preceding its cause (in external time) is
incoherent. Therefore, time travel is incoherent.
Q: Is the idea of the effect preceding its cause (in external time)
coherent?
A: It depends on one‘s theory of causation
5
The Main Theories of Causation:
1. Regularity Theory of Causation:
An event a of type A causes an event b of type B if a and b
actually occur and A-type events are regularily followed by B-
type events. (David Hume)
2. Cause as INUS Condition:
An event a causes an event b, if a is an insufficient but
necessary part of a complex condition, which is unnecessary
but sufficient to bring about event b. (John Mackie)
6
3. Probabilistic Theory of Causation:
An event a causes an event b, if, given the occurrence of a,
the probability of the occurrence of b is higher than the
probability of the occurrence of b would have been if a had
not occurred. (Hans Reichenbach)
4. Causation as Counterfactual Dependence:
An event a causes an event b, a had not occurred, then b
would not have occurred. (David Lewis)
7
Upshot:
• Of the four main theories of causation only the regularity
theory assumes that an effect must be preceded by its cause.
• The INUS condition, the probabilistic theory and the
counterfactual theory of causation are compatible with
backward causation.
8
1/18/2018
3
Causal Loops
• Causal Loop: A closed causal chain in which some of the causal
links are normal in direction and others are reversed. ...
Time is a concept that humans have created divisions for like seconds, minutes, hours, days, etc. but it is ultimately an artificial construct. While time seems to pass quickly as represented by filling calendar pages, humans have control over how they use their time and let time control their lives. Time is relative, so an hour can seem short or long depending on the person and activity.
The Benefits Of Time Travel
The Value of Time Travel Essay
Essay Time Travel
Time Travel
Essay on Time Travel
Is Time Travel Possible? Essay
time travel Essay
Advantages Of Time Travel
Time Travel
Time Travel
Time Travel : Or Apocalyptic?
Time Travel : Science Fiction
Essay on Exploring Time Travel
This essay does not mean to be a comprehensive treaty about Time. It neither is an attempt to explain what Time is. Instead, the intention is to give a look on Time as an independent three directional dimension, away from the disorienting term ’space time‘, where Time is simply considered as an additional ‘dimension‘ of space. Definitions are given aiming at an unambiguous use of the term ’dimension’, as well as postulating Time as a three directional dimension, in ranking equal to space and the other fundamental interactions. It will be reasoned why the first, perceptible time direction does not require a ‘passing’ time. The remaining two directions of Time are presently hypothetical, although they would allow the understanding of hitherto badly understood physical phenomena. Past and Future are set in an inalterable framework containing all events happened and not yet happened, as promoted in the block universe theories. Events happen only in the Present, although this is not a ‘passing’ moment in time, but merely a watershed separating Past from Future. The proposed probability scheme leads to the concept of ‘Zeitstrang’, which represents the accumulation of events – the history – of every individual. Events – world points – are recognized to make up an individual’s history contribute to an inalterable past. Günter Muchow "Is the Dimension Time Three-Directional?" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-4 | Issue-5 , August 2020, URL: https://www.ijtsrd.com/papers/ijtsrd31808.pdf Paper Url :https://www.ijtsrd.com/physics/other/31808/is-the-dimension-time-threedirectional/g%C3%BCnter-muchow
Time travel is theoretically possible according to current laws of physics. Traveling to the future could be achieved through time dilation effects that occur when traveling close to the speed of light, where time passes more slowly for the traveling object relative to a stationary observer. Traveling to the past may be possible through wormholes or special spacetime geometries, but poses philosophical paradoxes like the grandfather paradox. While time travel remains theoretical, it demonstrates interesting applications of Einstein's theory of relativity and opens possibilities for further exploration.
For many years time travel was considered science fiction, but recent scientific theories suggest it may be possible to travel through time according to the laws of physics. Scientists believe we could potentially travel back in time to witness historical events like the signing of the Declaration of Independence or travel thousands of years into the future. However, actually traveling through time would require withstanding immense pressures and speeds, and there are still open philosophical questions about the implications of altering the past.
The document discusses space and time in relation to Einstein's theory of relativity. It states that according to Einstein, space and time can no longer be viewed as separate entities but must be combined into a single concept called spacetime. The document explains that spacetime is a 4-dimensional continuum in which all events and moments in history can be located. It then discusses how generations of scientists have advanced knowledge by strictly adhering to empirical methods of testing ideas through experiments and evidence, following the evidence wherever it leads, and questioning all assumptions. The final paragraphs note how deeply connected humanity is to the universe on an atomic level, as there are as many atoms in human DNA as there are stars in a typical galaxy.
The document discusses ideas for a short comic or animation about time travel. It includes research on clocks, time travel concepts from Back to the Future, and the butterfly effect theory. The proposed plot involves a time traveler teaching cavemen to fish but accidentally altering the timeline by catching a squid, resulting in changes like the time traveler returning to the future in pencil form after deleting ink. Character designs are mentioned for the time traveler, cavemen, and the time traveler after messing up the timeline.
Time travel involves moving between different points in time, either backwards or forwards. While forward time travel is possible due to time dilation from relativity, traveling back in time is currently unknown if possible under the laws of physics. Einstein's theories of special and general relativity provide a framework for time travel possibilities, but also introduce paradoxes like changing the past. Theories involving wormholes or parallel universes have been proposed as potential ways to circumvent these paradoxes by traveling between different times or histories.
What Could Be the Concept of Time in Relation to Behavior in the Virtual Worl...crimsonpublisherscojrr
By questioning several people, when asked to define time, they all have a different approach. Their notion of time is specific to their vision, their interpretation of the speed of events in response to their needs and emotions. Many scientists have their own theory of time, which sometimes contradict others. If Galileo [1] has quantified time by mathematical measures, time measurement implicitly presupposes an orientation of time from the past to the future. The speed of the element’s movement in space can be constant or not. A measure that allows us to know or even predict the time it will take to do this or that act. Added to the physical aspect, without obscuring Albert Einstein’s theory of Relativity [2], the perception of the human being deserves to be integrated. Depending on the profile, emotions, cognition, memory, time duration can be subjective [3] or objective. If everyone agrees that time is irreversible, how can time in a virtual space be measured scientifically from a behavioural point of view? With regard to my scientific theories, “Avatarization”, “Virtual Intelligences”, “Transverse Zone” developed in my scientific publications [4] and my books concerning Net profiling [5-11] and related my research about behavioural differentiations between the real and the virtual, I wonder about the concept of time in virtual space, this impalpable, fast and interactive space. Certainly, the focus will be on the behaviour of virtual space users, including cybercriminals. Heraclitus [12] and the atomists [13] proposed to confuse matter with movement. According to them, everything is mobile. Since this is the case, how does the human behind the screen integrate and quantify this notion of time?
Keywords: Net-profiling; Concept of time; Transverse zone; Cyber space; Virtual space; Behavioral differentiation; Avatarization; Virtual intelligence
Introduction
Go to
When asked about the question of time, Saint Augustine [14] said: “If no one asks me, I know it, but if I am asked and I want to explain it, then I no longer know it. It is from this reflection that I asked myself the question of what state the notion of time in virtual space should be in. Considering that the people using this virtual space are human beings, you and I, cybercriminals, neophytes, scholars, therefore, human beings living in reality, it seems important to me to understand the notion of time in reality before explaining it, if at all possible, in the cyber space.
This document discusses the concept of time travel through both science fiction and theoretical physics. It defines time travel as movement between points in time, potentially using a hypothetical time machine. While one-way travel into the future via time dilation has been proven, traveling to the past faces challenges like paradoxes. The document reviews the history of time travel in fiction and explores theoretical physics concepts like wormholes, cosmic strings, and faster-than-light travel that could potentially allow for time travel. It also addresses paradoxes like the grandfather paradox.
hello, friends it time for new scientific consideration ,usually what we think how time pass away,,,,,,,,,o come on i wish to get back in past...also in future......what you say???...take a look........
Time travel is a recognized concept in philosophy and science, but whose scope is highly disputed, giving rise to numerous paradoxes in both philosophy and science. Time travel is considered by some accepted both in general relativity and quantum mechanics, but there is a unanimous consensus that it is not feasible with current technology. (Hawkins 2010) The raised issues are different for the time travel in the past compared to the time travel in the future.
DOI: 10.13140/RG.2.2.29776.76804/1
The document discusses the concept of time travel and whether it is possible. It explores some theoretical methods of time travel, such as traveling faster than light, using wormholes or cosmic strings near black holes. While time travel has long been considered science fiction, the document argues it cannot be definitively proven or debunked. Some physicists believe time travel may be possible by creating an energy field that allows traveling distances quickly to effectively travel in time, like what Stephen Hawking suggested. The document concludes by imagining that future technology may enable time travel and how it could impact humanity.
This is about TIME TRAVEL...........
In this presentation I try to give best knowledge about the time travel if you want to learn about this plz view ..........
TUNNELING IN HIMALAYAS WITH NATM METHOD: A SPECIAL REFERENCES TO SUNGAL TUNNE...IRJET Journal
1) The document discusses the Sungal Tunnel project in Jammu and Kashmir, India, which is being constructed using the New Austrian Tunneling Method (NATM).
2) NATM involves continuous monitoring during construction to adapt to changing ground conditions, and makes extensive use of shotcrete for temporary tunnel support.
3) The methodology section outlines the systematic geotechnical design process for tunnels according to Austrian guidelines, and describes the various steps of NATM tunnel construction including initial and secondary tunnel support.
STUDY THE EFFECT OF RESPONSE REDUCTION FACTOR ON RC FRAMED STRUCTUREIRJET Journal
This study examines the effect of response reduction factors (R factors) on reinforced concrete (RC) framed structures through nonlinear dynamic analysis. Three RC frame models with varying heights (4, 8, and 12 stories) were analyzed in ETABS software under different R factors ranging from 1 to 5. The results showed that displacement increased as the R factor decreased, indicating less linear behavior for lower R factors. Drift also decreased proportionally with increasing R factors from 1 to 5. Shear forces in the frames decreased with higher R factors. In general, R factors of 3 to 5 produced more satisfactory performance with less displacement and drift. The displacement variations between different building heights were consistent at different R factors. This study evaluated how R factors influence
A COMPARATIVE ANALYSIS OF RCC ELEMENT OF SLAB WITH STARK STEEL (HYSD STEEL) A...IRJET Journal
This study compares the use of Stark Steel and TMT Steel as reinforcement materials in a two-way reinforced concrete slab. Mechanical testing is conducted to determine the tensile strength, yield strength, and other properties of each material. A two-way slab design adhering to codes and standards is executed with both materials. The performance is analyzed in terms of deflection, stability under loads, and displacement. Cost analyses accounting for material, durability, maintenance, and life cycle costs are also conducted. The findings provide insights into the economic and structural implications of each material for reinforcement selection and recommendations on the most suitable material based on the analysis.
Effect of Camber and Angles of Attack on Airfoil CharacteristicsIRJET Journal
This document discusses a study analyzing the effect of camber, position of camber, and angle of attack on the aerodynamic characteristics of airfoils. Sixteen modified asymmetric NACA airfoils were analyzed using computational fluid dynamics (CFD) by varying the camber, camber position, and angle of attack. The results showed the relationship between these parameters and the lift coefficient, drag coefficient, and lift to drag ratio. This provides insight into how changes in airfoil geometry impact aerodynamic performance.
A Review on the Progress and Challenges of Aluminum-Based Metal Matrix Compos...IRJET Journal
This document reviews the progress and challenges of aluminum-based metal matrix composites (MMCs), focusing on their fabrication processes and applications. It discusses how various aluminum MMCs have been developed using reinforcements like borides, carbides, oxides, and nitrides to improve mechanical and wear properties. These composites have gained prominence for their lightweight, high-strength and corrosion resistance properties. The document also examines recent advancements in fabrication techniques for aluminum MMCs and their growing applications in industries such as aerospace and automotive. However, it notes that challenges remain around issues like improper mixing of reinforcements and reducing reinforcement agglomeration.
Dynamic Urban Transit Optimization: A Graph Neural Network Approach for Real-...IRJET Journal
This document discusses research on using graph neural networks (GNNs) for dynamic optimization of public transportation networks in real-time. GNNs represent transit networks as graphs with nodes as stops and edges as connections. The GNN model aims to optimize networks using real-time data on vehicle locations, arrival times, and passenger loads. This helps increase mobility, decrease traffic, and improve efficiency. The system continuously trains and infers to adapt to changing transit conditions, providing decision support tools. While research has focused on performance, more work is needed on security, socio-economic impacts, contextual generalization of models, continuous learning approaches, and effective real-time visualization.
Structural Analysis and Design of Multi-Storey Symmetric and Asymmetric Shape...IRJET Journal
This document summarizes a research project that aims to compare the structural performance of conventional slab and grid slab systems in multi-story buildings using ETABS software. The study will analyze both symmetric and asymmetric building models under various loading conditions. Parameters like deflections, moments, shears, and stresses will be examined to evaluate the structural effectiveness of each slab type. The results will provide insights into the comparative behavior of conventional and grid slabs to help engineers and architects select appropriate slab systems based on building layouts and design requirements.
A Review of “Seismic Response of RC Structures Having Plan and Vertical Irreg...IRJET Journal
This document summarizes and reviews a research paper on the seismic response of reinforced concrete (RC) structures with plan and vertical irregularities, with and without infill walls. It discusses how infill walls can improve or reduce the seismic performance of RC buildings, depending on factors like wall layout, height distribution, connection to the frame, and relative stiffness of walls and frames. The reviewed research paper analyzes the behavior of infill walls, effects of vertical irregularities, and seismic performance of high-rise structures under linear static and dynamic analysis. It studies response characteristics like story drift, deflection and shear. The document also provides literature on similar research investigating the effects of infill walls, soft stories, plan irregularities, and different
This document provides a review of machine learning techniques used in Advanced Driver Assistance Systems (ADAS). It begins with an abstract that summarizes key applications of machine learning in ADAS, including object detection, recognition, and decision-making. The introduction discusses the integration of machine learning in ADAS and how it is transforming vehicle safety. The literature review then examines several research papers on topics like lightweight deep learning models for object detection and lane detection models using image processing. It concludes by discussing challenges and opportunities in the field, such as improving algorithm robustness and adaptability.
Long Term Trend Analysis of Precipitation and Temperature for Asosa district,...IRJET Journal
The document analyzes temperature and precipitation trends in Asosa District, Benishangul Gumuz Region, Ethiopia from 1993 to 2022 based on data from the local meteorological station. The results show:
1) The average maximum and minimum annual temperatures have generally decreased over time, with maximum temperatures decreasing by a factor of -0.0341 and minimum by -0.0152.
2) Mann-Kendall tests found the decreasing temperature trends to be statistically significant for annual maximum temperatures but not for annual minimum temperatures.
3) Annual precipitation in Asosa District showed a statistically significant increasing trend.
The conclusions recommend development planners account for rising summer precipitation and declining temperatures in
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Time travel is theoretically possible according to current laws of physics. Traveling to the future could be achieved through time dilation effects that occur when traveling close to the speed of light, where time passes more slowly for the traveling object relative to a stationary observer. Traveling to the past may be possible through wormholes or special spacetime geometries, but poses philosophical paradoxes like the grandfather paradox. While time travel remains theoretical, it demonstrates interesting applications of Einstein's theory of relativity and opens possibilities for further exploration.
For many years time travel was considered science fiction, but recent scientific theories suggest it may be possible to travel through time according to the laws of physics. Scientists believe we could potentially travel back in time to witness historical events like the signing of the Declaration of Independence or travel thousands of years into the future. However, actually traveling through time would require withstanding immense pressures and speeds, and there are still open philosophical questions about the implications of altering the past.
The document discusses space and time in relation to Einstein's theory of relativity. It states that according to Einstein, space and time can no longer be viewed as separate entities but must be combined into a single concept called spacetime. The document explains that spacetime is a 4-dimensional continuum in which all events and moments in history can be located. It then discusses how generations of scientists have advanced knowledge by strictly adhering to empirical methods of testing ideas through experiments and evidence, following the evidence wherever it leads, and questioning all assumptions. The final paragraphs note how deeply connected humanity is to the universe on an atomic level, as there are as many atoms in human DNA as there are stars in a typical galaxy.
The document discusses ideas for a short comic or animation about time travel. It includes research on clocks, time travel concepts from Back to the Future, and the butterfly effect theory. The proposed plot involves a time traveler teaching cavemen to fish but accidentally altering the timeline by catching a squid, resulting in changes like the time traveler returning to the future in pencil form after deleting ink. Character designs are mentioned for the time traveler, cavemen, and the time traveler after messing up the timeline.
Time travel involves moving between different points in time, either backwards or forwards. While forward time travel is possible due to time dilation from relativity, traveling back in time is currently unknown if possible under the laws of physics. Einstein's theories of special and general relativity provide a framework for time travel possibilities, but also introduce paradoxes like changing the past. Theories involving wormholes or parallel universes have been proposed as potential ways to circumvent these paradoxes by traveling between different times or histories.
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By questioning several people, when asked to define time, they all have a different approach. Their notion of time is specific to their vision, their interpretation of the speed of events in response to their needs and emotions. Many scientists have their own theory of time, which sometimes contradict others. If Galileo [1] has quantified time by mathematical measures, time measurement implicitly presupposes an orientation of time from the past to the future. The speed of the element’s movement in space can be constant or not. A measure that allows us to know or even predict the time it will take to do this or that act. Added to the physical aspect, without obscuring Albert Einstein’s theory of Relativity [2], the perception of the human being deserves to be integrated. Depending on the profile, emotions, cognition, memory, time duration can be subjective [3] or objective. If everyone agrees that time is irreversible, how can time in a virtual space be measured scientifically from a behavioural point of view? With regard to my scientific theories, “Avatarization”, “Virtual Intelligences”, “Transverse Zone” developed in my scientific publications [4] and my books concerning Net profiling [5-11] and related my research about behavioural differentiations between the real and the virtual, I wonder about the concept of time in virtual space, this impalpable, fast and interactive space. Certainly, the focus will be on the behaviour of virtual space users, including cybercriminals. Heraclitus [12] and the atomists [13] proposed to confuse matter with movement. According to them, everything is mobile. Since this is the case, how does the human behind the screen integrate and quantify this notion of time?
Keywords: Net-profiling; Concept of time; Transverse zone; Cyber space; Virtual space; Behavioral differentiation; Avatarization; Virtual intelligence
Introduction
Go to
When asked about the question of time, Saint Augustine [14] said: “If no one asks me, I know it, but if I am asked and I want to explain it, then I no longer know it. It is from this reflection that I asked myself the question of what state the notion of time in virtual space should be in. Considering that the people using this virtual space are human beings, you and I, cybercriminals, neophytes, scholars, therefore, human beings living in reality, it seems important to me to understand the notion of time in reality before explaining it, if at all possible, in the cyber space.
This document discusses the concept of time travel through both science fiction and theoretical physics. It defines time travel as movement between points in time, potentially using a hypothetical time machine. While one-way travel into the future via time dilation has been proven, traveling to the past faces challenges like paradoxes. The document reviews the history of time travel in fiction and explores theoretical physics concepts like wormholes, cosmic strings, and faster-than-light travel that could potentially allow for time travel. It also addresses paradoxes like the grandfather paradox.
hello, friends it time for new scientific consideration ,usually what we think how time pass away,,,,,,,,,o come on i wish to get back in past...also in future......what you say???...take a look........
Time travel is a recognized concept in philosophy and science, but whose scope is highly disputed, giving rise to numerous paradoxes in both philosophy and science. Time travel is considered by some accepted both in general relativity and quantum mechanics, but there is a unanimous consensus that it is not feasible with current technology. (Hawkins 2010) The raised issues are different for the time travel in the past compared to the time travel in the future.
DOI: 10.13140/RG.2.2.29776.76804/1
The document discusses the concept of time travel and whether it is possible. It explores some theoretical methods of time travel, such as traveling faster than light, using wormholes or cosmic strings near black holes. While time travel has long been considered science fiction, the document argues it cannot be definitively proven or debunked. Some physicists believe time travel may be possible by creating an energy field that allows traveling distances quickly to effectively travel in time, like what Stephen Hawking suggested. The document concludes by imagining that future technology may enable time travel and how it could impact humanity.
This is about TIME TRAVEL...........
In this presentation I try to give best knowledge about the time travel if you want to learn about this plz view ..........
Similar to Complete Hypothetical View of the Time Travel (12)
TUNNELING IN HIMALAYAS WITH NATM METHOD: A SPECIAL REFERENCES TO SUNGAL TUNNE...IRJET Journal
1) The document discusses the Sungal Tunnel project in Jammu and Kashmir, India, which is being constructed using the New Austrian Tunneling Method (NATM).
2) NATM involves continuous monitoring during construction to adapt to changing ground conditions, and makes extensive use of shotcrete for temporary tunnel support.
3) The methodology section outlines the systematic geotechnical design process for tunnels according to Austrian guidelines, and describes the various steps of NATM tunnel construction including initial and secondary tunnel support.
STUDY THE EFFECT OF RESPONSE REDUCTION FACTOR ON RC FRAMED STRUCTUREIRJET Journal
This study examines the effect of response reduction factors (R factors) on reinforced concrete (RC) framed structures through nonlinear dynamic analysis. Three RC frame models with varying heights (4, 8, and 12 stories) were analyzed in ETABS software under different R factors ranging from 1 to 5. The results showed that displacement increased as the R factor decreased, indicating less linear behavior for lower R factors. Drift also decreased proportionally with increasing R factors from 1 to 5. Shear forces in the frames decreased with higher R factors. In general, R factors of 3 to 5 produced more satisfactory performance with less displacement and drift. The displacement variations between different building heights were consistent at different R factors. This study evaluated how R factors influence
A COMPARATIVE ANALYSIS OF RCC ELEMENT OF SLAB WITH STARK STEEL (HYSD STEEL) A...IRJET Journal
This study compares the use of Stark Steel and TMT Steel as reinforcement materials in a two-way reinforced concrete slab. Mechanical testing is conducted to determine the tensile strength, yield strength, and other properties of each material. A two-way slab design adhering to codes and standards is executed with both materials. The performance is analyzed in terms of deflection, stability under loads, and displacement. Cost analyses accounting for material, durability, maintenance, and life cycle costs are also conducted. The findings provide insights into the economic and structural implications of each material for reinforcement selection and recommendations on the most suitable material based on the analysis.
Effect of Camber and Angles of Attack on Airfoil CharacteristicsIRJET Journal
This document discusses a study analyzing the effect of camber, position of camber, and angle of attack on the aerodynamic characteristics of airfoils. Sixteen modified asymmetric NACA airfoils were analyzed using computational fluid dynamics (CFD) by varying the camber, camber position, and angle of attack. The results showed the relationship between these parameters and the lift coefficient, drag coefficient, and lift to drag ratio. This provides insight into how changes in airfoil geometry impact aerodynamic performance.
A Review on the Progress and Challenges of Aluminum-Based Metal Matrix Compos...IRJET Journal
This document reviews the progress and challenges of aluminum-based metal matrix composites (MMCs), focusing on their fabrication processes and applications. It discusses how various aluminum MMCs have been developed using reinforcements like borides, carbides, oxides, and nitrides to improve mechanical and wear properties. These composites have gained prominence for their lightweight, high-strength and corrosion resistance properties. The document also examines recent advancements in fabrication techniques for aluminum MMCs and their growing applications in industries such as aerospace and automotive. However, it notes that challenges remain around issues like improper mixing of reinforcements and reducing reinforcement agglomeration.
Dynamic Urban Transit Optimization: A Graph Neural Network Approach for Real-...IRJET Journal
This document discusses research on using graph neural networks (GNNs) for dynamic optimization of public transportation networks in real-time. GNNs represent transit networks as graphs with nodes as stops and edges as connections. The GNN model aims to optimize networks using real-time data on vehicle locations, arrival times, and passenger loads. This helps increase mobility, decrease traffic, and improve efficiency. The system continuously trains and infers to adapt to changing transit conditions, providing decision support tools. While research has focused on performance, more work is needed on security, socio-economic impacts, contextual generalization of models, continuous learning approaches, and effective real-time visualization.
Structural Analysis and Design of Multi-Storey Symmetric and Asymmetric Shape...IRJET Journal
This document summarizes a research project that aims to compare the structural performance of conventional slab and grid slab systems in multi-story buildings using ETABS software. The study will analyze both symmetric and asymmetric building models under various loading conditions. Parameters like deflections, moments, shears, and stresses will be examined to evaluate the structural effectiveness of each slab type. The results will provide insights into the comparative behavior of conventional and grid slabs to help engineers and architects select appropriate slab systems based on building layouts and design requirements.
A Review of “Seismic Response of RC Structures Having Plan and Vertical Irreg...IRJET Journal
This document summarizes and reviews a research paper on the seismic response of reinforced concrete (RC) structures with plan and vertical irregularities, with and without infill walls. It discusses how infill walls can improve or reduce the seismic performance of RC buildings, depending on factors like wall layout, height distribution, connection to the frame, and relative stiffness of walls and frames. The reviewed research paper analyzes the behavior of infill walls, effects of vertical irregularities, and seismic performance of high-rise structures under linear static and dynamic analysis. It studies response characteristics like story drift, deflection and shear. The document also provides literature on similar research investigating the effects of infill walls, soft stories, plan irregularities, and different
This document provides a review of machine learning techniques used in Advanced Driver Assistance Systems (ADAS). It begins with an abstract that summarizes key applications of machine learning in ADAS, including object detection, recognition, and decision-making. The introduction discusses the integration of machine learning in ADAS and how it is transforming vehicle safety. The literature review then examines several research papers on topics like lightweight deep learning models for object detection and lane detection models using image processing. It concludes by discussing challenges and opportunities in the field, such as improving algorithm robustness and adaptability.
Long Term Trend Analysis of Precipitation and Temperature for Asosa district,...IRJET Journal
The document analyzes temperature and precipitation trends in Asosa District, Benishangul Gumuz Region, Ethiopia from 1993 to 2022 based on data from the local meteorological station. The results show:
1) The average maximum and minimum annual temperatures have generally decreased over time, with maximum temperatures decreasing by a factor of -0.0341 and minimum by -0.0152.
2) Mann-Kendall tests found the decreasing temperature trends to be statistically significant for annual maximum temperatures but not for annual minimum temperatures.
3) Annual precipitation in Asosa District showed a statistically significant increasing trend.
The conclusions recommend development planners account for rising summer precipitation and declining temperatures in
P.E.B. Framed Structure Design and Analysis Using STAAD ProIRJET Journal
This document discusses the design and analysis of pre-engineered building (PEB) framed structures using STAAD Pro software. It provides an overview of PEBs, including that they are designed off-site with building trusses and beams produced in a factory. STAAD Pro is identified as a key tool for modeling, analyzing, and designing PEBs to ensure their performance and safety under various load scenarios. The document outlines modeling structural parts in STAAD Pro, evaluating structural reactions, assigning loads, and following international design codes and standards. In summary, STAAD Pro is used to design and analyze PEB framed structures to ensure safety and code compliance.
A Review on Innovative Fiber Integration for Enhanced Reinforcement of Concre...IRJET Journal
This document provides a review of research on innovative fiber integration methods for reinforcing concrete structures. It discusses studies that have explored using carbon fiber reinforced polymer (CFRP) composites with recycled plastic aggregates to develop more sustainable strengthening techniques. It also examines using ultra-high performance fiber reinforced concrete to improve shear strength in beams. Additional topics covered include the dynamic responses of FRP-strengthened beams under static and impact loads, and the performance of preloaded CFRP-strengthened fiber reinforced concrete beams. The review highlights the potential of fiber composites to enable more sustainable and resilient construction practices.
Survey Paper on Cloud-Based Secured Healthcare SystemIRJET Journal
This document summarizes a survey on securing patient healthcare data in cloud-based systems. It discusses using technologies like facial recognition, smart cards, and cloud computing combined with strong encryption to securely store patient data. The survey found that healthcare professionals believe digitizing patient records and storing them in a centralized cloud system would improve access during emergencies and enable more efficient care compared to paper-based systems. However, ensuring privacy and security of patient data is paramount as healthcare incorporates these digital technologies.
Review on studies and research on widening of existing concrete bridgesIRJET Journal
This document summarizes several studies that have been conducted on widening existing concrete bridges. It describes a study from China that examined load distribution factors for a bridge widened with composite steel-concrete girders. It also outlines challenges and solutions for widening a bridge in the UAE, including replacing bearings and stitching the new and existing structures. Additionally, it discusses two bridge widening projects in New Zealand that involved adding precast beams and stitching to connect structures. Finally, safety measures and challenges for strengthening a historic bridge in Switzerland under live traffic are presented.
React based fullstack edtech web applicationIRJET Journal
The document describes the architecture of an educational technology web application built using the MERN stack. It discusses the frontend developed with ReactJS, backend with NodeJS and ExpressJS, and MongoDB database. The frontend provides dynamic user interfaces, while the backend offers APIs for authentication, course management, and other functions. MongoDB enables flexible data storage. The architecture aims to provide a scalable, responsive platform for online learning.
A Comprehensive Review of Integrating IoT and Blockchain Technologies in the ...IRJET Journal
This paper proposes integrating Internet of Things (IoT) and blockchain technologies to help implement objectives of India's National Education Policy (NEP) in the education sector. The paper discusses how blockchain could be used for secure student data management, credential verification, and decentralized learning platforms. IoT devices could create smart classrooms, automate attendance tracking, and enable real-time monitoring. Blockchain would ensure integrity of exam processes and resource allocation, while smart contracts automate agreements. The paper argues this integration has potential to revolutionize education by making it more secure, transparent and efficient, in alignment with NEP goals. However, challenges like infrastructure needs, data privacy, and collaborative efforts are also discussed.
A REVIEW ON THE PERFORMANCE OF COCONUT FIBRE REINFORCED CONCRETE.IRJET Journal
This document provides a review of research on the performance of coconut fibre reinforced concrete. It summarizes several studies that tested different volume fractions and lengths of coconut fibres in concrete mixtures with varying compressive strengths. The studies found that coconut fibre improved properties like tensile strength, toughness, crack resistance, and spalling resistance compared to plain concrete. Volume fractions of 2-5% and fibre lengths of 20-50mm produced the best results. The document concludes that using a 4-5% volume fraction of coconut fibres 30-40mm in length with M30-M60 grade concrete would provide benefits based on previous research.
Optimizing Business Management Process Workflows: The Dynamic Influence of Mi...IRJET Journal
The document discusses optimizing business management processes through automation using Microsoft Power Automate and artificial intelligence. It provides an overview of Power Automate's key components and features for automating workflows across various apps and services. The document then presents several scenarios applying automation solutions to common business processes like data entry, monitoring, HR, finance, customer support, and more. It estimates the potential time and cost savings from implementing automation for each scenario. Finally, the conclusion emphasizes the transformative impact of AI and automation tools on business processes and the need for ongoing optimization.
Multistoried and Multi Bay Steel Building Frame by using Seismic DesignIRJET Journal
The document describes the seismic design of a G+5 steel building frame located in Roorkee, India according to Indian codes IS 1893-2002 and IS 800. The frame was analyzed using the equivalent static load method and response spectrum method, and its response in terms of displacements and shear forces were compared. Based on the analysis, the frame was designed as a seismic-resistant steel structure according to IS 800:2007. The software STAAD Pro was used for the analysis and design.
Cost Optimization of Construction Using Plastic Waste as a Sustainable Constr...IRJET Journal
This research paper explores using plastic waste as a sustainable and cost-effective construction material. The study focuses on manufacturing pavers and bricks using recycled plastic and partially replacing concrete with plastic alternatives. Initial results found that pavers and bricks made from recycled plastic demonstrate comparable strength and durability to traditional materials while providing environmental and cost benefits. Additionally, preliminary research indicates incorporating plastic waste as a partial concrete replacement significantly reduces construction costs without compromising structural integrity. The outcomes suggest adopting plastic waste in construction can address plastic pollution while optimizing costs, promoting more sustainable building practices.
KuberTENes Birthday Bash Guadalajara - K8sGPT first impressionsVictor Morales
K8sGPT is a tool that analyzes and diagnoses Kubernetes clusters. This presentation was used to share the requirements and dependencies to deploy K8sGPT in a local environment.
Null Bangalore | Pentesters Approach to AWS IAMDivyanshu
#Abstract:
- Learn more about the real-world methods for auditing AWS IAM (Identity and Access Management) as a pentester. So let us proceed with a brief discussion of IAM as well as some typical misconfigurations and their potential exploits in order to reinforce the understanding of IAM security best practices.
- Gain actionable insights into AWS IAM policies and roles, using hands on approach.
#Prerequisites:
- Basic understanding of AWS services and architecture
- Familiarity with cloud security concepts
- Experience using the AWS Management Console or AWS CLI.
- For hands on lab create account on [killercoda.com](https://killercoda.com/cloudsecurity-scenario/)
# Scenario Covered:
- Basics of IAM in AWS
- Implementing IAM Policies with Least Privilege to Manage S3 Bucket
- Objective: Create an S3 bucket with least privilege IAM policy and validate access.
- Steps:
- Create S3 bucket.
- Attach least privilege policy to IAM user.
- Validate access.
- Exploiting IAM PassRole Misconfiguration
-Allows a user to pass a specific IAM role to an AWS service (ec2), typically used for service access delegation. Then exploit PassRole Misconfiguration granting unauthorized access to sensitive resources.
- Objective: Demonstrate how a PassRole misconfiguration can grant unauthorized access.
- Steps:
- Allow user to pass IAM role to EC2.
- Exploit misconfiguration for unauthorized access.
- Access sensitive resources.
- Exploiting IAM AssumeRole Misconfiguration with Overly Permissive Role
- An overly permissive IAM role configuration can lead to privilege escalation by creating a role with administrative privileges and allow a user to assume this role.
- Objective: Show how overly permissive IAM roles can lead to privilege escalation.
- Steps:
- Create role with administrative privileges.
- Allow user to assume the role.
- Perform administrative actions.
- Differentiation between PassRole vs AssumeRole
Try at [killercoda.com](https://killercoda.com/cloudsecurity-scenario/)
Introduction- e - waste – definition - sources of e-waste– hazardous substances in e-waste - effects of e-waste on environment and human health- need for e-waste management– e-waste handling rules - waste minimization techniques for managing e-waste – recycling of e-waste - disposal treatment methods of e- waste – mechanism of extraction of precious metal from leaching solution-global Scenario of E-waste – E-waste in India- case studies.
Redefining brain tumor segmentation: a cutting-edge convolutional neural netw...IJECEIAES
Medical image analysis has witnessed significant advancements with deep learning techniques. In the domain of brain tumor segmentation, the ability to
precisely delineate tumor boundaries from magnetic resonance imaging (MRI)
scans holds profound implications for diagnosis. This study presents an ensemble convolutional neural network (CNN) with transfer learning, integrating
the state-of-the-art Deeplabv3+ architecture with the ResNet18 backbone. The
model is rigorously trained and evaluated, exhibiting remarkable performance
metrics, including an impressive global accuracy of 99.286%, a high-class accuracy of 82.191%, a mean intersection over union (IoU) of 79.900%, a weighted
IoU of 98.620%, and a Boundary F1 (BF) score of 83.303%. Notably, a detailed comparative analysis with existing methods showcases the superiority of
our proposed model. These findings underscore the model’s competence in precise brain tumor localization, underscoring its potential to revolutionize medical
image analysis and enhance healthcare outcomes. This research paves the way
for future exploration and optimization of advanced CNN models in medical
imaging, emphasizing addressing false positives and resource efficiency.
CHINA’S GEO-ECONOMIC OUTREACH IN CENTRAL ASIAN COUNTRIES AND FUTURE PROSPECTjpsjournal1
The rivalry between prominent international actors for dominance over Central Asia's hydrocarbon
reserves and the ancient silk trade route, along with China's diplomatic endeavours in the area, has been
referred to as the "New Great Game." This research centres on the power struggle, considering
geopolitical, geostrategic, and geoeconomic variables. Topics including trade, political hegemony, oil
politics, and conventional and nontraditional security are all explored and explained by the researcher.
Using Mackinder's Heartland, Spykman Rimland, and Hegemonic Stability theories, examines China's role
in Central Asia. This study adheres to the empirical epistemological method and has taken care of
objectivity. This study analyze primary and secondary research documents critically to elaborate role of
china’s geo economic outreach in central Asian countries and its future prospect. China is thriving in trade,
pipeline politics, and winning states, according to this study, thanks to important instruments like the
Shanghai Cooperation Organisation and the Belt and Road Economic Initiative. According to this study,
China is seeing significant success in commerce, pipeline politics, and gaining influence on other
governments. This success may be attributed to the effective utilisation of key tools such as the Shanghai
Cooperation Organisation and the Belt and Road Economic Initiative.
Software Engineering and Project Management - Introduction, Modeling Concepts...Prakhyath Rai
Introduction, Modeling Concepts and Class Modeling: What is Object orientation? What is OO development? OO Themes; Evidence for usefulness of OO development; OO modeling history. Modeling
as Design technique: Modeling, abstraction, The Three models. Class Modeling: Object and Class Concept, Link and associations concepts, Generalization and Inheritance, A sample class model, Navigation of class models, and UML diagrams
Building the Analysis Models: Requirement Analysis, Analysis Model Approaches, Data modeling Concepts, Object Oriented Analysis, Scenario-Based Modeling, Flow-Oriented Modeling, class Based Modeling, Creating a Behavioral Model.