Proof by Lewis Carroll that an urn cannot contain two balls
127489
Is Lewis Carroll's reasoning correct?
47697
Russell's paradox: a set cannot contain its own powerset
113980
Prove that a set of nine consecutive integers cannot be partitioned into two subsets with same product
54351
Probability of throwing balls into bins
80362
Simpler proof - Non atomic measures
14619
Understanding The Math Behind Elchanan Mossel’s Dice Paradox
88566
Is denying "Paradoxical Partitioning" equivalent to accepting the Axiom of Choice?
4041
Claims and questions regarding $n$-ball distribution?
119231
Number of Atoms in a Probability Space
127733
How to prove De Morgan’s laws without using contradictions
143254
Closed ball not a manifold.
141835
Rigorous Proof: Circle cannot be embedded into the the real line!
74281
Proof there is no largest cardinal number
25834
Proof a set cannot contain its own powerset - Russell's Paradox
22584
Can we prove that a statement cannot be proved?
128843
Rolle's Theorem Contradiction
92147
Coin sequence paradox from Martin Gardner's book