Question

Exercise 19 on p.39 in Exercises 2B in "Measure, Integration & Real Analysis" by Sheldon Axler. Is my solution ok? How to simplify these conditions?

score 164 · Answer 1 · 2026-04-12 01:48:48

164

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Exercise 19 on p.39 in Exercises 2B in "Measure, Integration & Real Analysis" by Sheldon Axler. Is my solution ok? How to simplify these conditions?

Published on 12 Apr 2026 - 1:48

score 39 · Answer 2 · 2026-03-25 08:04:53

39

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Prove that for L all local minima are global.

Published on 25 Mar 2026 - 8:04

score 58 · Answer 3 · 2026-04-14 07:20:48

58

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Show that $\textbf{A}\cdot\nabla G=0$ for given $G$ and $\bf{A}$

Published on 14 Apr 2026 - 7:20

score 108 · Answer 4 · 2026-04-17 08:01:55

108

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Sums of vector triangles and a resultant identity of determinants

Published on 17 Apr 2026 - 8:01

score 71 · Answer 5 · 2026-04-10 05:40:23

71

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Show the existence of a limit of an integral

Published on 10 Apr 2026 - 5:40

score 50 · Answer 6 · 2026-04-14 03:26:42

50

Views

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Published on 14 Apr 2026 - 3:26

score 264 · Answer 7 · 2026-04-15 23:33:21

264

Views

Find the solutions of $x$ such that $\arcsin x=2\arctan x$

Published on 15 Apr 2026 - 23:33

score 38 · Answer 8 · 2026-04-13 13:38:20

38

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Composition of two linear and continuous operators is linear and continuous

Published on 13 Apr 2026 - 13:38

score 138 · Answer 9 · 2026-03-26 04:50:19

138

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Proving If a is an odd integer then $a^2+3a+5$ is odd.

Published on 26 Mar 2026 - 4:50

score 112 · Answer 10 · 2026-04-16 05:32:57

112

Views

IMO 1988 Q4 Solution Verification

Published on 16 Apr 2026 - 5:32

score 275 · Answer 11 · 2026-04-10 16:57:34

275

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Published on 10 Apr 2026 - 16:57

score 68 · Answer 12 · 2026-04-13 10:04:43

68

Views

Continuity of this two variable function with inequalities

Published on 13 Apr 2026 - 10:04

score 89 · Answer 13 · 2026-04-13 01:02:43

89

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Published on 13 Apr 2026 - 1:02

score 31 · Answer 14 · 2026-04-14 18:17:55

31

Views

$\|L\|\leq M<\infty\implies L$ is continuous.

Published on 14 Apr 2026 - 18:17

score 89 · Answer 15 · 2026-04-15 21:59:41

89

Views

Suppose $(x_n)$ and $(y_n)$ bounded, prove $\limsup(x_n+y_n)\le \limsup(x_n)+\limsup(y_n).$

Published on 15 Apr 2026 - 21:59

List Question

Exercise 19 on p.39 in Exercises 2B in "Measure, Integration & Real Analysis" by Sheldon Axler. Is my solution ok? How to simplify these conditions?

Prove that for L all local minima are global.

Show that $\textbf{A}\cdot\nabla G=0$ for given $G$ and $\bf{A}$

Sums of vector triangles and a resultant identity of determinants

Show the existence of a limit of an integral

Non-stochastic matrix verifying detailed balance equations. Is it diagonalizable?

Find the solutions of $x$ such that $\arcsin x=2\arctan x$

Composition of two linear and continuous operators is linear and continuous

Proving If a is an odd integer then $a^2+3a+5$ is odd.

IMO 1988 Q4 Solution Verification

Definition and Properties of Dihedral Group

Continuity of this two variable function with inequalities

Differentiable function: where am I wrong?

$\|L\|\leq M<\infty\implies L$ is continuous.

Suppose $(x_n)$ and $(y_n)$ bounded, prove $\limsup(x_n+y_n)\le \limsup(x_n)+\limsup(y_n).$

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