Identity of Bernoulli polynomials
109648
Proving an identity for Bernoulli polynomials
140857
Using Bernoulli's Inequality to prove an inequality
45725
Derivation of an identity with beta function.
48394
Proving bessel identity $[J_0(x)]^2 + 2[J_1(x)]^2 + 2[J_2(x)]^2 + \cdots = 1$ and $|J_0(x)|\le 1$
33104
Combinatorial Proof with Summation Identity
31076
Roots of unity filter, identity involving $\sum_{k \ge 0} \binom{n}{3k}$
1158
How to prove this binomial identity $\sum_{r=0}^n {r {n \choose r}} = n2^{n-1}$?
126077
Finding UMVUE for a function of a Bernoulli parameter
87479
Closed form for $\sum_{k=0}^{n-p}\binom{n}{k}\binom{n}{p+k}$
61483
Prove the following identity combinatorially
92440
Let $n \in \mathbb{Z}^+$, prove the identity $ \sum_{k=1}^{n-1} \binom {n} {k} \frac{kn^{n-k}}{k+1}=\frac{n(n^{n}-1)}{n+1}$
117775
Combinatorial proof of a Stirling number identity.
108688
An identity involving products of sums
149364
Characteristic polynomial of an inverse
115698
Combinatorics Identity about Catalan numbers: $\sum_{k=0}^n \frac{1}{k+1}\binom{2k}k \binom{2n-2k}{n-k}=\binom{2n+1}n$
146810
How to derive this binomial identity?
96919
Characteristic equation of a recurrence relation