Question

How this be solved by inequalities? I tried it 3 days

score 50 · Answer 1 · 2026-04-11 16:44:20

50

Views

How this be solved by inequalities? I tried it 3 days

Published on 11 Apr 2026 - 16:44

score 36 · Answer 2 · 2026-04-13 20:31:49

36

Views

How can I show that $\max_{t \in [0,1]}|t^{\alpha} - c| = \max(c,1-c)$ for $t \in [0,1]$?

Published on 13 Apr 2026 - 20:31

score 32 · Answer 3 · 2026-04-11 08:19:00

32

Views

Difference between two minimization problems

Published on 11 Apr 2026 - 8:19

score 32 · Answer 4 · 2026-04-16 12:23:39

32

Views

What is $\max_{x\in\mathbb R}\int_0^T f(t)f(t+x)\,dt$ with $f\in C^0(\mathbb R)$ and $T$ periodic?

Published on 16 Apr 2026 - 12:23

score 44 · Answer 5 · 2026-04-10 22:23:13

44

Views

How does the position of the point of minimum of a 2D function change under coordinate transformation?

Published on 10 Apr 2026 - 22:23

score 29 · Answer 6 · 2026-04-11 21:47:00

29

Views

Finding the supremum of certain sets by taking derivatives

Published on 11 Apr 2026 - 21:47

score 31 · Answer 7 · 2026-04-12 13:28:54

31

Views

A little problem about constrained optimization

Published on 12 Apr 2026 - 13:28

score 42 · Answer 8 · 2026-04-10 19:27:47

42

Views

Maximizing the volume of a cuboid

Published on 10 Apr 2026 - 19:27

score 123 · Answer 9 · 2026-04-14 14:46:53

123

Views

What am I misunderstanding about Lagrange multipliers here?

Published on 14 Apr 2026 - 14:46

score 143 · Answer 10 · 2026-04-13 01:42:33

143

Views

Minimum value of of $a+b+\frac{1}{ab}$

Published on 13 Apr 2026 - 1:42

score 70 · Answer 11 · 2026-04-16 03:07:56

70

Views

Maximize $xy^4$ subject to $xe^y \leq 3e^2,~ 0 \geq y,~ x \geq 0,~ y \geq 0$

Published on 16 Apr 2026 - 3:07

score 152 · Answer 12 · 2026-04-16 15:00:57

152

Views

Maximum of the function $x\mapsto -N\log(x)+\sum\log(x-i)$

Published on 16 Apr 2026 - 15:00

score 123 · Answer 13 · 2026-04-11 20:26:05

123

Views

Prove that if a function has a Hessian with zeroes on the diagonal, the function doesn't have local maxima

Published on 11 Apr 2026 - 20:26

score 462 · Answer 14 · 2026-04-16 04:37:25

462

Views

The least value of $f(x)$=$\sqrt{x^2-2x+2}+\sqrt{x^2-4x+29}$

Published on 16 Apr 2026 - 4:37

score 46 · Answer 15 · 2026-04-13 23:18:18

46

Views

Find the function $g(a)$ which is the difference between the maximum & min values for $f(x)=(a-\frac{1}{a}-x)(4-3x^2)$ for $a \in R$

Published on 13 Apr 2026 - 23:18

List Question

How this be solved by inequalities? I tried it 3 days

How can I show that $\max_{t \in [0,1]}|t^{\alpha} - c| = \max(c,1-c)$ for $t \in [0,1]$?

Difference between two minimization problems

What is $\max_{x\in\mathbb R}\int_0^T f(t)f(t+x)\,dt$ with $f\in C^0(\mathbb R)$ and $T$ periodic?

How does the position of the point of minimum of a 2D function change under coordinate transformation?

Finding the supremum of certain sets by taking derivatives

A little problem about constrained optimization

Maximizing the volume of a cuboid

What am I misunderstanding about Lagrange multipliers here?

Minimum value of of $a+b+\frac{1}{ab}$

Maximize $xy^4$ subject to $xe^y \leq 3e^2,~ 0 \geq y,~ x \geq 0,~ y \geq 0$

Maximum of the function $x\mapsto -N\log(x)+\sum\log(x-i)$

Prove that if a function has a Hessian with zeroes on the diagonal, the function doesn't have local maxima

The least value of $f(x)$=$\sqrt{x^2-2x+2}+\sqrt{x^2-4x+29}$

Find the function $g(a)$ which is the difference between the maximum & min values for $f(x)=(a-\frac{1}{a}-x)(4-3x^2)$ for $a \in R$

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