HOW BIG IS INFINITY?

Shaunak De
ODDLY AND EVENLY
PERPLEXING

There are as many even number
as there are odd numbers
MAKE A LIST OF ALL THE
FRACTIONS?
MAKE A LIST OF ALL THE
FRACTIONS?
MAKE A LIST OF ALL THE
FRACTIONS?
Some numbers are insane!
“STOP BEING IRRATIONAL!” ~
CANTOR’S WIFE
Ratios of “Whole
Numbers”

RATIONALS

Others

NON - RATIONALS
“STOP BEING IRRATIONAL!” ~
CANTOR’S WIFE
Ratios of “Whole
Numbers”

RATIONALS

Others

IRRATIONALS
SO CAN WE MAKE A LIST OF
ALL THE DECIMALS?
SO CAN WE MAKE A LIST OF
ALL THE DECIMALS?

No!
SO CAN WE MAKE A LIST OF
ALL THE DECIMALS?

Not merely that
we don’t know
how, but that it
can’t be done.
YOU’RE WRONG. ET DID IT.
Sr. No.
1
2
3
4
…

Number
2.13698548756963221485
1.73653236695875236333
6.369369521896327895
7.125169362145696365
…
“I’M GONNA WATCH YOU FAIL”
~ CANTOR
Sr. No.
1
2
3
4
…

Number
2.13698548756963221485
1.73653236695875236333
6.369369521896327895
7.125169362145696365
…

N = 0.2112…
1

0
0
HOW BIG IS YOUR INFINITY?

Set of all subsets of an infinite set, yields a larger infinite set
THERE ARE AN
INFINITE NUMBER OF
INFINITIES OF
DIFFERENT SIZES!
THE CONTINUUM
HYPOTHESIS
FULLY BOOKED!
How big is infinity
How big is infinity
How big is infinity
How big is infinity
How big is infinity
How big is infinity

How big is infinity