Question

Normed space in finite dimensional subspaces

score 96 · Answer 1 · 2026-04-11 12:18:37

96

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Normed space in finite dimensional subspaces

Published on 11 Apr 2026 - 12:18

score 58 · Answer 2 · 2026-03-25 03:02:19

58

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Expanding products of type $\prod_{k=1}^N (1 + \lambda_k x)$

Published on 25 Mar 2026 - 3:02

score 252 · Answer 3 · 2026-04-09 22:06:53

252

Views

Convolution of nonnegative bounded subharmonic function

Published on 09 Apr 2026 - 22:06

score 35 · Answer 4 · 2026-03-26 17:33:35

35

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Measure of $A(\alpha):=\left\{ x \in \mathbb{R}^n: 0\le x_1\le x_2 \le...\le x_n \le \alpha \right\}$

Published on 26 Mar 2026 - 17:33

score 479 · Answer 5 · 2026-03-29 23:40:56

479

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Variation on Harmonic Series

Published on 29 Mar 2026 - 23:40

score 34 · Answer 6 · 2026-04-11 00:26:00

34

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Finding a unit vector $\xi$ such that $H_{K_1}(-\xi) + H_{K_2}(\xi) < 0$ for disjoint compact convex sets $K_1, K_2$

Published on 11 Apr 2026 - 0:26

score 178 · Answer 7 · 2026-04-11 04:54:16

178

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Norm of an operator with $L^2$

Published on 11 Apr 2026 - 4:54

score 47 · Answer 8 · 2018-03-30 22:04:46

47

Views

discussing the series

Published on 30 Mar 2018 - 22:04

score 181 · Answer 9 · 2026-03-25 23:24:23

181

Views

The notation $f < o(g)$ and $f > o(g)$ from the Landau family of asymptotic notations

Published on 25 Mar 2026 - 23:24

score 60 · Answer 10 · 2018-03-31 03:44:47

60

Views

Can someone give some examples of $\limsup_{n\to \infty}f_n = \inf_{k\geq 1}\{sup_{i\geq k}f_i(x)\}$?

Published on 31 Mar 2018 - 3:44

score 479 · Answer 11 · 2026-03-30 01:32:36

479

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Prob. 3, Sec. 3.4, in Bartle & Sherbert's INTRO TO REAL ANALYSIS, 4th ed: Does this sequence converge?

Published on 30 Mar 2026 - 1:32

score 131 · Answer 12 · 2026-03-25 14:25:18

131

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The relation of $O$- and $\Omega$-symbols and an unexpected absolute sign in the definiton of $O$.

Published on 25 Mar 2026 - 14:25

score 703 · Answer 13 · 2026-04-01 18:47:27

703

Views

Proving this integral operator is compact

Published on 01 Apr 2026 - 18:47

score 86 · Answer 14 · 2026-03-26 17:13:14

86

Views

A couple of question about Ordinary Least Squares

Published on 26 Mar 2026 - 17:13

score 103 · Answer 15 · 2026-04-10 11:26:24

103

Views

Could a functional be defined to be with compact support?

Published on 10 Apr 2026 - 11:26

List Question

Normed space in finite dimensional subspaces

Expanding products of type $\prod_{k=1}^N (1 + \lambda_k x)$

Convolution of nonnegative bounded subharmonic function

Measure of $A(\alpha):=\left\{ x \in \mathbb{R}^n: 0\le x_1\le x_2 \le...\le x_n \le \alpha \right\}$

Variation on Harmonic Series

Finding a unit vector $\xi$ such that $H_{K_1}(-\xi) + H_{K_2}(\xi) < 0$ for disjoint compact convex sets $K_1, K_2$

Norm of an operator with $L^2$

discussing the series

The notation $f < o(g)$ and $f > o(g)$ from the Landau family of asymptotic notations

Can someone give some examples of $\limsup_{n\to \infty}f_n = \inf_{k\geq 1}\{sup_{i\geq k}f_i(x)\}$?

Prob. 3, Sec. 3.4, in Bartle & Sherbert's INTRO TO REAL ANALYSIS, 4th ed: Does this sequence converge?

The relation of $O$- and $\Omega$-symbols and an unexpected absolute sign in the definiton of $O$.

Proving this integral operator is compact

A couple of question about Ordinary Least Squares

Could a functional be defined to be with compact support?

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