List questions from proof-explanation

Published on 22 Apr 2026 - 6:45

41

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Why the convergence is uniform here?

Published on 16 Apr 2026 - 4:05

93

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Induced image of the fundamental group of a covering space

Published on 12 Apr 2026 - 22:21

155

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Homotopy category, map without kernel

Published on 16 Apr 2026 - 12:42

61

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Understanding the proof of the construction of a pre $C^*$-algebra from a Lie group action

Published on 10 Apr 2026 - 3:08

146

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Solve $y=(1+1/y)^x$ for $y$.

Published on 15 Apr 2026 - 10:07

159

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Complex Analysis: Proof by contradiction of the "Radius of Convergence Theorem"

Published on 14 Apr 2026 - 20:17

25

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My question is if 0 ≤ a, b < n and a congruent to b mod n, then how is a = b?

Published on 15 Apr 2026 - 20:54

110

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When to use which counting principle to calculate probabilites in balls and bins problems

Published on 26 Mar 2026 - 3:11

36

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Question about proof of the inverse function theorem

Published on 25 Mar 2026 - 15:58

512

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Prove that all the eigenvalues of $A$ are real.(Gershgorin 's Theorem)

Published on 15 Apr 2026 - 10:17

96

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Proof of the inverse function theorem

Published on 25 Mar 2026 - 15:57

3.4k

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Prove that $[a]_n$ is a unit in $\mathbb{Z}_n$ (i.e. $[a]_n$ has a multiplicative inverse) if and only if $\gcd(a, n) = 1$.

Published on 15 Apr 2026 - 14:07

161

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Understanding a Topological proof of the infinity of primes

Published on 19 Apr 2026 - 17:35

164

Views

What's an easy algorithm to check for triangle-freeness?

Published on 25 Mar 2026 - 20:34

List Question

Coherence for monoidal categories - the proof of Mac Lane

Why the convergence is uniform here?

Induced image of the fundamental group of a covering space

Homotopy category, map without kernel

Understanding the proof of the construction of a pre $C^*$-algebra from a Lie group action

Solve $y=(1+1/y)^x$ for $y$.

Complex Analysis: Proof by contradiction of the "Radius of Convergence Theorem"

My question is if 0 ≤ a, b < n and a congruent to b mod n, then how is a = b?

When to use which counting principle to calculate probabilites in balls and bins problems

Question about proof of the inverse function theorem

Prove that all the eigenvalues of $A$ are real.(Gershgorin 's Theorem)

Proof of the inverse function theorem

Prove that $[a]_n$ is a unit in $\mathbb{Z}_n$ (i.e. $[a]_n$ has a multiplicative inverse) if and only if $\gcd(a, n) = 1$.

Understanding a Topological proof of the infinity of primes

What's an easy algorithm to check for triangle-freeness?

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