Question

Upper bound on Sum of square roots

score 542 · Answer 1 · 2026-03-26 09:39:56

542

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Upper bound on Sum of square roots

Published on 26 Mar 2026 - 9:39

score 68 · Answer 2 · 2026-03-25 03:24:06

68

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Can I minimize $x^a + y^a$ by minimizing $x+y$? Is there such a mathematical identity?

Published on 25 Mar 2026 - 3:24

score 34 · Answer 3 · 2018-09-29 09:56:54

34

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Find Greatest length of log that can be floated

Published on 29 Sep 2018 - 9:56

score 124 · Answer 4 · 2018-09-29 11:42:37

124

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Find the minimum value of $\sin^2\theta+\cos^2\theta+\csc^2\theta+\sec^2\theta+\tan^2\theta+\cot^2 \theta$

Published on 29 Sep 2018 - 11:42

score 89 · Answer 5 · 2026-03-26 23:10:46

89

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Distance of normal to the ellipse from the centre of the circle

Published on 26 Mar 2026 - 23:10

score 111 · Answer 6 · 2026-03-26 20:01:42

111

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Minimum of a sum proof.

Published on 26 Mar 2026 - 20:01

score 76 · Answer 7 · 2018-09-29 22:52:22

76

Views

Maximize $x(C-x)A^2+y(D-y)B^2+(x(D-y)+y(C-x))AB$ where $A,B,C,D$ are Constant

Published on 29 Sep 2018 - 22:52

score 199 · Answer 8 · 2018-10-01 16:41:23

199

Views

$f(x,y)$ has a Hessian matrix is positive definite for all $(x,y)$, prove that $(a,b)$ is the unique absolute minimum for $f$?

Published on 01 Oct 2018 - 16:41

score 274 · Answer 9 · 2018-10-01 17:03:55

274

Views

Multiple minima points and no maximum

Published on 01 Oct 2018 - 17:03

score 1.2k · Answer 10 · 2026-03-25 11:18:11

1.2k

Views

How to detect inflection points without function expression in a live time series scenario?

Published on 25 Mar 2026 - 11:18

score 161 · Answer 11 · 2026-03-27 03:41:56

161

Views

Determining the minimum value of the function $y = x + 2\sqrt{x^2 - \sqrt{2}x + 1}$

Published on 27 Mar 2026 - 3:41

score 373 · Answer 12 · 2018-10-05 04:30:20

373

Views

Maximum between two consecutive minima, topology

Published on 05 Oct 2018 - 4:30

score 366 · Answer 13 · 2018-10-05 14:52:31

366

Views

Second derivative test using $f_{yy}$ instead of $f_{xx}$?

Published on 05 Oct 2018 - 14:52

score 73 · Answer 14 · 2018-10-07 08:58:00

73

Views

maximising function subject to the constraint without using lagrange multiplier and other calculus techqniques

Published on 07 Oct 2018 - 8:58

score 70 · Answer 15 · 2018-10-08 16:46:29

70

Views

Find value of n such the function has local mimima at x=1.

Published on 08 Oct 2018 - 16:46

List Question

Upper bound on Sum of square roots

Can I minimize $x^a + y^a$ by minimizing $x+y$? Is there such a mathematical identity?

Find Greatest length of log that can be floated

Find the minimum value of $\sin^2\theta+\cos^2\theta+\csc^2\theta+\sec^2\theta+\tan^2\theta+\cot^2 \theta$

Distance of normal to the ellipse from the centre of the circle

Minimum of a sum proof.

Maximize $x(C-x)A^2+y(D-y)B^2+(x(D-y)+y(C-x))AB$ where $A,B,C,D$ are Constant

$f(x,y)$ has a Hessian matrix is positive definite for all $(x,y)$, prove that $(a,b)$ is the unique absolute minimum for $f$?

Multiple minima points and no maximum

How to detect inflection points without function expression in a live time series scenario?

Determining the minimum value of the function $y = x + 2\sqrt{x^2 - \sqrt{2}x + 1}$

Maximum between two consecutive minima, topology

Second derivative test using $f_{yy}$ instead of $f_{xx}$?

maximising function subject to the constraint without using lagrange multiplier and other calculus techqniques

Find value of n such the function has local mimima at x=1.

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