List questions from inequality

Published on 25 Mar 2026 - 7:40

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How tot prove the inequality: $\lambda_{min}(S^TS)\lambda_k(A)\le\lambda(S^TAS)\le\lambda_{max}(S^TS)\lambda_k(A)$

Published on 26 Mar 2026 - 12:32

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Inequality Methods

Published on 04 May 2018 - 6:14

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Bounding a polynomial with cosine roots

Published on 25 Mar 2026 - 17:18

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$I_n=\int_{\pi}^{2\pi} \frac {\left|\sin(nx)\right|}{x}dx$ 12th grade, inequality

Published on 25 Mar 2026 - 6:06

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How to prove this inequality where $a$, $b$, $c$, $d$ are positive reals?

Published on 04 May 2018 - 16:14

110

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Maximum Value of $a+b+c$

Published on 26 Mar 2026 - 7:57

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Inequality for integral of filter

Published on 27 Mar 2026 - 6:47

122

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Sum of sines inequality

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Inequality with $abc=1$,

Published on 02 Apr 2026 - 6:32

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prove or disprove $\sum_{i=1}^{n}x_{i}y_{i}\le 0$

Published on 05 May 2018 - 12:09

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Given average of positive bounded sequence converges to zero, does the average of the square sequence also converge?

Published on 31 Mar 2026 - 21:09

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Bounding a simple expression

Published on 01 Apr 2026 - 1:00

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How to show that inequality is correct

Published on 06 May 2018 - 10:50

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Whenever $a+b+c=1$, $\frac{bc+a+1}{a^2+1} + \frac{ac+b+1}{b^2+1} + \frac{ab+c+1}{c^2+1} \le \frac{39}{10}$

Published on 30 Mar 2026 - 15:28

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Rational word problem: comparing two rational functions

How tot prove the inequality: $\lambda_{min}(S^TS)\lambda_k(A)\le\lambda(S^TAS)\le\lambda_{max}(S^TS)\lambda_k(A)$

Inequality Methods

Bounding a polynomial with cosine roots

$I_n=\int_{\pi}^{2\pi} \frac {\left|\sin(nx)\right|}{x}dx$ 12th grade, inequality

How to prove this inequality where $a$, $b$, $c$, $d$ are positive reals?

Maximum Value of $a+b+c$

Inequality for integral of filter

Sum of sines inequality

Inequality with $abc=1$,

prove or disprove $\sum_{i=1}^{n}x_{i}y_{i}\le 0$

Given average of positive bounded sequence converges to zero, does the average of the square sequence also converge?

Bounding a simple expression

How to show that inequality is correct

Whenever $a+b+c=1$, $\frac{bc+a+1}{a^2+1} + \frac{ac+b+1}{b^2+1} + \frac{ab+c+1}{c^2+1} \le \frac{39}{10}$

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