Question

Riemann sum using midpoint

score 42 · Answer 1 · 2026-04-12 03:02:08

42

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Riemann sum using midpoint

Published on 12 Apr 2026 - 3:02

score 167 · Answer 2 · 2026-04-13 07:28:15

167

Views

Condition under which continuity of composition with a continuous function implies continuity

Published on 13 Apr 2026 - 7:28

score 37 · Answer 3 · 2026-04-12 21:11:42

37

Views

Estimate for discrete convolutions

Published on 12 Apr 2026 - 21:11

score 113 · Answer 4 · 2026-04-13 13:47:24

113

Views

Why would this theorem be false if subharmonic functions were continuous?

Published on 13 Apr 2026 - 13:47

score 28 · Answer 5 · 2026-04-09 06:56:12

28

Views

Steps in proof of relationship between inner product and norm

Published on 09 Apr 2026 - 6:56

score 119 · Answer 6 · 2026-04-15 08:13:06

119

Views

$f$ is not continuous in $(0,0)$ but all directional derivates exist - proof.

Published on 15 Apr 2026 - 8:13

score 659 · Answer 7 · 2026-04-19 03:49:16

659

Views

How to evaluate this Riemann integral using this definition?

Published on 19 Apr 2026 - 3:49

score 45 · Answer 8 · 2026-04-12 20:58:31

45

Views

Every function can be represented by a rising sequence of simple functions

Published on 12 Apr 2026 - 20:58

score 86 · Answer 9 · 2026-04-14 09:51:22

86

Views

Convergence of $ ( n^{\alpha}-(n+1)^{\alpha} )_{n=1}^{\infty} $

Published on 14 Apr 2026 - 9:51

score 31 · Answer 10 · 2026-04-08 17:30:57

31

Views

Equality between supremum of sums

Published on 08 Apr 2026 - 17:30

score 1.2k · Answer 11 · 2026-04-19 22:02:21

1.2k

Views

The Fourier transform is unbounded from $L^{p}$ to $L^{p^{\prime}}$ when $2<p\leq \infty$?

Published on 19 Apr 2026 - 22:02

score 90 · Answer 12 · 2026-04-16 19:09:57

90

Views

Show that $\sigma(C(\Bbb R^n,\Bbb R))=\mathcal L_0(\Bbb R^n,\beta_n,\overline{\Bbb R})$

Published on 16 Apr 2026 - 19:09

score 156 · Answer 13 · 2026-04-15 18:47:54

156

Views

If $\exists f''(0)$, show $\lim _{h \rightarrow 0} \frac{f(h)-2f(0)+f(-h)}{h^2}=f''(0)$

Published on 15 Apr 2026 - 18:47

score 535 · Answer 14 · 2026-04-15 21:01:54

535

Views

Smooth Logarithm at zero/one with special conditions

Published on 15 Apr 2026 - 21:01

score 107 · Answer 15 · 2026-04-12 11:36:38

107

Views

Does differentiability on an open set imply differentiability on a compact set?

Published on 12 Apr 2026 - 11:36

List Question

Riemann sum using midpoint

Condition under which continuity of composition with a continuous function implies continuity

Estimate for discrete convolutions

Why would this theorem be false if subharmonic functions were continuous?

Steps in proof of relationship between inner product and norm

$f$ is not continuous in $(0,0)$ but all directional derivates exist - proof.

How to evaluate this Riemann integral using this definition?

Every function can be represented by a rising sequence of simple functions

Convergence of $ ( n^{\alpha}-(n+1)^{\alpha} )_{n=1}^{\infty} $

Equality between supremum of sums

The Fourier transform is unbounded from $L^{p}$ to $L^{p^{\prime}}$ when $2<p\leq \infty$?

Show that $\sigma(C(\Bbb R^n,\Bbb R))=\mathcal L_0(\Bbb R^n,\beta_n,\overline{\Bbb R})$

If $\exists f''(0)$, show $\lim _{h \rightarrow 0} \frac{f(h)-2f(0)+f(-h)}{h^2}=f''(0)$

Smooth Logarithm at zero/one with special conditions

Does differentiability on an open set imply differentiability on a compact set?

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