List questions from cauchy-schwarz-inequality

Published on 28 Mar 2026 - 0:06

38

Views

Is this function on antisymmetric 3-tensors (over $\ell^2$) bounded? $\sum_{i,j,k,l,m,n}A_{ijk}A_{imn}A_{ljn}A_{lmk}$

Published on 29 Mar 2026 - 5:43

186

Views

Given positives $a, b, c$, prove that $\frac{a}{(b + c)^2} + \frac{b}{(c + a)^2} + \frac{c}{(a + b)^2} \ge \frac{9}{4(a + b + c)}$.

Published on 25 Mar 2026 - 4:42

130

Views

Proof of Cauchy– Schwarz inequality

Published on 15 Jan 2020 - 17:53

98

Views

Prove that $\left|\frac{x^3y^3}{9x^4+y^4}\right| \le \frac{x^2+y^2}{6}$

Published on 28 Mar 2026 - 0:06

981

Views

Is there an easy way to see that ${1\over5} + \frac{1}{6} + \frac{1}{7} + \frac{1}{8} + \frac{1}{9} + \frac{1}{10} + \frac{1}{11} + \frac{1}{12} > 1$?

Published on 24 Mar 2026 - 23:51

57

Views

Why does the equality would mean that solutions exist?

Published on 20 Jan 2020 - 19:59

118

Views

Solve inequality using AM-GM / Cauchy-Schwarz

Published on 21 Jan 2020 - 2:45

333

Views

Radial Sobolev embedding

Published on 27 Mar 2026 - 6:18

40

Views

Equality in an inequality problem

Published on 22 Jan 2020 - 15:36

209

Views

a problem using the Cauchy-Schwarz inequality

Published on 23 Jan 2020 - 2:08

181

Views

Prove $\sqrt{a^2+4}+\sqrt{b^2+4}\leq\frac{\sqrt{2}}{4}(a+b)^2$ with $\frac1a+\frac1b=1$.

Published on 28 Mar 2026 - 0:06

933

Views

Prove the Cauchy-Schwarz inequality for integrals

Published on 24 Jan 2020 - 23:39

204

Views

Cyclic Inequality $(x^8+1)(x^4+1)(y^8+1)(y^4+1)(z^8+1)(z^4+1)≥((x^2+1)(y^2+1)(z^2+1))^2$

Published on 25 Mar 2026 - 14:35

281

Views

Showing that an integral operator on $L^2(0,1)$ is bounded

Published on 25 Jan 2020 - 13:38

List Question

Prove a trigonometric inequality

Is this function on antisymmetric 3-tensors (over $\ell^2$) bounded? $\sum_{i,j,k,l,m,n}A_{ijk}A_{imn}A_{ljn}A_{lmk}$

Given positives $a, b, c$, prove that $\frac{a}{(b + c)^2} + \frac{b}{(c + a)^2} + \frac{c}{(a + b)^2} \ge \frac{9}{4(a + b + c)}$.

Proof of Cauchy– Schwarz inequality

Prove that $\left|\frac{x^3y^3}{9x^4+y^4}\right| \le \frac{x^2+y^2}{6}$

Is there an easy way to see that ${1\over5} + \frac{1}{6} + \frac{1}{7} + \frac{1}{8} + \frac{1}{9} + \frac{1}{10} + \frac{1}{11} + \frac{1}{12} > 1$?

Why does the equality would mean that solutions exist?

Solve inequality using AM-GM / Cauchy-Schwarz

Radial Sobolev embedding

Equality in an inequality problem

a problem using the Cauchy-Schwarz inequality

Prove $\sqrt{a^2+4}+\sqrt{b^2+4}\leq\frac{\sqrt{2}}{4}(a+b)^2$ with $\frac1a+\frac1b=1$.

Prove the Cauchy-Schwarz inequality for integrals

Cyclic Inequality $(x^8+1)(x^4+1)(y^8+1)(y^4+1)(z^8+1)(z^4+1)≥((x^2+1)(y^2+1)(z^2+1))^2$

Showing that an integral operator on $L^2(0,1)$ is bounded

Trending Questions

Popular # Hahtags

Popular Questions