List questions from proof-explanation

Published on 26 Mar 2026 - 22:13

345

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Prime counting function of $x \lt c \frac{x}{\log x}$ proof clarification

Published on 06 Apr 2026 - 3:11

82

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Why is $\varphi: R[A] \to S$ automatically an $R$-module homomorphism?

Published on 02 Apr 2026 - 23:25

286

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Error estimation for taylor series of $\ln(1+x)$

Published on 02 Apr 2026 - 7:08

187

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Taylor's theorem $\lim_{x \to a} \frac{f(x)-P_{n,a}(x)}{(x-a)^n}=0$

Published on 02 Apr 2026 - 7:05

143

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What is the reasoning behind $y=\frac{x(x^2+3D)}{ 3x^{2}+D }$ in Dedekind's "Essays On The Theory Of Numbers"?

Published on 25 Mar 2026 - 7:45

673

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Theorem about local maximum using Taylor polynomial

Published on 02 Apr 2026 - 6:59

23

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strong chromatics index in graph

Published on 20 Jun 2019 - 16:27

83

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Proof of the Arzela-Ascoli's theorem

Published on 23 Feb 2026 - 5:12

70

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A little confusion about AM-GM proof

Published on 27 Mar 2026 - 8:16

146

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Proof that Linear maps are isomorphic to matrices

Published on 21 Jun 2019 - 20:00

418

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Use Fatou Lemma to show that $f$ takes real values almost everywhere.

Published on 31 Mar 2026 - 7:07

149

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Don't understand an induction proof for odometer principle

Published on 01 Apr 2026 - 17:24

39

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Confusing induction question with a recursive sequence

Published on 01 Apr 2026 - 17:31

62

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Monotone class: verification

Published on 08 Apr 2026 - 16:13

List Question

What is the rejection region for this hypothesis test?

Prime counting function of $x \lt c \frac{x}{\log x}$ proof clarification

Why is $\varphi: R[A] \to S$ automatically an $R$-module homomorphism?

Error estimation for taylor series of $\ln(1+x)$

Taylor's theorem $\lim_{x \to a} \frac{f(x)-P_{n,a}(x)}{(x-a)^n}=0$

What is the reasoning behind $y=\frac{x(x^2+3D)}{ 3x^{2}+D }$ in Dedekind's "Essays On The Theory Of Numbers"?

Theorem about local maximum using Taylor polynomial

strong chromatics index in graph

Proof of the Arzela-Ascoli's theorem

A little confusion about AM-GM proof

Proof that Linear maps are isomorphic to matrices

Use Fatou Lemma to show that $f$ takes real values almost everywhere.

Don't understand an induction proof for odometer principle

Confusing induction question with a recursive sequence

Monotone class: verification

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