Does replacing $\ge$ by $>$ lead to a strictly inequality too? (integral inequality)
51947
Is the Riemann integral of a strictly positive function positive?
156599
Wirtinger Inequality: $\int_0^1 f'^2 \geq \pi^2 \int_0^1 f^2 $
62578
Using AM-GM inequality
43897
An integral inequality (Rudin $L^p$-spaces 3.12)
56818
Prove that if $A$ is positive, then $\exists\;\alpha>0$ such that $\langle Ax, x \rangle\geq \alpha|x|^2$ for $x\in\Bbb{R}^n$
128790
Prove an integral inequality: $ \left(\int|f|^2dx\right)^2\le 4\left(\int|xf(x)|^2dx\right)\left(\int|f'|^2dx\right) $
70448
Inequality for harmonic means
115335
How can we prove this integral inequality?
110790
Prove the following summation inequality: $\sum_{i=1}^n(a_i)\sum_{i=1}^n(\frac{1}{a_i})\ge n^2$
108782
Inequality $\frac{1}{n+1}+\frac{1}{n+2}+...+\frac{1}{3n+1} \ge 1$
72081
$\forall x,y>0, x^x+y^y \geq x^y + y^x$
117262
Proving a logarithm inequality
28822
$|x| - |y| \leq |x-y|?$
128558
Inequality between $\ell^p$-norms
150937
Basic Algebra Proof on Integers - Weak Inequalities Work but Strict Inequalities Don't?
90343
Proving the inequality $|e^z-1|\leq e^{|z|}-1$
26828
Generalization of Hölder inequality