New posts in Solution Verification

How to prove an identity by induction

Prove by induction $2^n \le (n+1)!$

Can you expand induction proofs to the real numbers?

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

Let T be a tree such that every leaf is adjacent to a vertex of degree at least 3. Show that there are two leaves with a common neighbor.

A New Proof of Pythagorean theorem?

Using $\sec(x)$ for integral.

Riemann-Stieltjes integral of a continuous function w.r.t. a step function

If $f$ is uniformly continuous on the dense set $E \subset X$ then a continuous extension of $f$ exists on $X$.

Let $G$ be a group in which $aba = b \; \forall a,b \in G$. Prove that $G$ is Abelian.