Logic

1. Sufficient
or
Necessary
Sufficient
or
Necessary

2. What is Conditional Statement ?
If I am a pig, then I am an animal.
Inferential Relation
not Logical Relation
Non-
Argument

3. Conditional
Statement
serve as
Argument
Premise
or
Conclusion

4. Occurrence(B)
Occurrence(A)
A is sufficient for B
B is Necessary for A

5. Truth (B)
Truth (A)
A is sufficient for B
B is Necessary for A

6. Deductive
Reasoning
Inductive
Reasoning
Valid
Argument
Invalid
Argument

7. Deductive Reasoning
The conclusion follows necessarily from the premises.
Inductive Reasoning
The conclusion follows probably from the premises.

8. Deductive Reasoning
P1 All A are B.
P2 C is A.
C C is B
P1 No A are B.
P2 C is B.
C C is not A.
Categorical
Syllogism

9. Deductive Reasoning
P1 If A x B, A > B.
P2 A x B.
C A > B
Hypothetical
Syllogism

10. Deductive Reasoning
P1 Either AxB, or AxC.
P2 AxB.
C A not xC
Disjunctive
Syllogism

11. Valid
Argument
Sound
Argument
An valid
argument
with all true
premises.

12. are the properties of
Consistency
Inconsistency
Groups of
Propositions
Whether
these propositions
can be true
at the same time.
Arguments or
Non-Arguments

13. Logical Possibility
Non-
Contradiction
Excluded
Middle
Identity