New posts in Proof Explanation

unexplained inequalities from Niven's 1971 proof $\sum 1/p$ diverges

Can you expand induction proofs to the real numbers?

Proof of the derivative of an elementary function is also elementary

Prove that for any integer $n>0$ which is a perfect square, $n+4$ is not a perfect square.

Explain the solution to USAMO $1991/\rm P3$

Does ``Converge to'' and ``Strict Equality'' Always Mean the Same Thing? If Not, is This a Paradox?

Riddle regarding mean value theorem

A simple graph must have at least one pair of vertices whose degrees are equal.

Proof of $BAC-CAB$ identity missing step

Understanding implications