List questions from solution-verification

Published on 23 Oct 2019 - 18:39

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is this true for an induction proof

Published on 24 Oct 2019 - 3:34

143

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Proof of countable family of finite sets

Published on 25 Oct 2019 - 16:16

63

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Prove $n \mid x + y \implies n \mid x - y$

Published on 26 Oct 2019 - 15:22

158

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Functions $f: \mathbb{R} \to \mathbb{R}$ satisfying $f \big(x ^ 2 + y ^ 2f (x)\big) = xf (y) ^ 2-f (x) ^ 2$

Published on 26 Oct 2019 - 16:31

53

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Is there an error in this proof showing dual functor over free module is exact?

Published on 26 Oct 2019 - 19:58

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Closed-form solvability of elementary transcendental equations?

Published on 17 Mar 2026 - 19:15

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Proof verification that if $a_n\leq b_n$ then $\limsup a_{n} \leq \limsup b_{n} $

Published on 28 Oct 2019 - 2:49

122

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Prove that a sequence $\left\{a_{n}\right\}$ that satisfies $\left|a_{n+1}-a_{n}\right|<b^{n}$ for $b<1$ Cauchy.

Published on 28 Mar 2026 - 4:35

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Question about $\operatorname{Aut}(S_6)$ and $\operatorname{Aut}(A_6)$

Published on 28 Oct 2019 - 17:25

43

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Extending measure on $\mathcal{A}$ to $\sigma\big(\mathcal{A} \cup\{N\}\big)$ - proof verification and Intuition

Published on 29 Oct 2019 - 2:23

139

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Determine whether the given function is continuous or not.

Published on 29 Oct 2019 - 16:23

227

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Is Integration Greater than the Function We are Integrating?

Published on 01 Nov 2019 - 13:40

47

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Confirmation on boolean expression simplifications

Published on 02 Nov 2019 - 17:47

214

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Equivalent definitions of Riemann integrable

Published on 03 Nov 2019 - 1:35

List Question

Showing a function is analytic on an open set.

is this true for an induction proof

Proof of countable family of finite sets

Prove $n \mid x + y \implies n \mid x - y$

Functions $f: \mathbb{R} \to \mathbb{R}$ satisfying $f \big(x ^ 2 + y ^ 2f (x)\big) = xf (y) ^ 2-f (x) ^ 2$

Is there an error in this proof showing dual functor over free module is exact?

Closed-form solvability of elementary transcendental equations?

Proof verification that if $a_n\leq b_n$ then $\limsup a_{n} \leq \limsup b_{n} $

Prove that a sequence $\left\{a_{n}\right\}$ that satisfies $\left|a_{n+1}-a_{n}\right|<b^{n}$ for $b<1$ Cauchy.

Question about $\operatorname{Aut}(S_6)$ and $\operatorname{Aut}(A_6)$

Extending measure on $\mathcal{A}$ to $\sigma\big(\mathcal{A} \cup\{N\}\big)$ - proof verification and Intuition

Determine whether the given function is continuous or not.

Is Integration Greater than the Function We are Integrating?

Confirmation on boolean expression simplifications

Equivalent definitions of Riemann integrable

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