List questions from proof-explanation

Published on 14 Apr 2026 - 8:23

64

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Motivation behind proof of Metrizability & local countable basis equivalence

Published on 11 Apr 2026 - 5:44

164

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Proof explanation about the computation of a certain determinant by Sylvester's theorem

Published on 10 May 2026 - 12:53

61

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Why cant any 3 events admit Markov Property?

Published on 29 Apr 2026 - 12:24

344

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Q: Spivak Calculus - Chapter 1 - Question 4.7

Published on 16 Apr 2026 - 20:55

978

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Proof that the all bases of a subspace V consist of the same number of vectors?

Published on 14 Apr 2026 - 20:11

42

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Confirmation of Proof: $\forall\{x,y,z\}\subset\mathbb{Z}, \ x^2 + 2y^2 = 3z^2 \Leftrightarrow 3\mid x\land y$

Published on 14 Apr 2026 - 20:20

60

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Failing to understand a proof in topology.

Published on 09 Apr 2026 - 3:08

1.1k

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Determine whether the graph below is isomorphic to Petersen graph.

Published on 25 Apr 2026 - 22:04

184

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Proof explanation to see that subset of $\mathbb{R}^2$ is not path connected.

Published on 07 May 2026 - 19:46

109

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Clarifying a part of Caratheodory's theorem proof

Published on 25 Mar 2026 - 7:15

808

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Using Noether's Normalization to prove Zariski's lemma

Published on 10 May 2026 - 13:48

95

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Proving theorems about implication in propositional logic

Published on 10 Apr 2026 - 20:10

61

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How to show the following is true?

Published on 11 Apr 2026 - 2:30

94

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Why does proving a set is a subset of another only require you to take a single element of the subset?

Published on 25 Mar 2026 - 7:16

List Question

max of a function in an interval

Motivation behind proof of Metrizability & local countable basis equivalence

Proof explanation about the computation of a certain determinant by Sylvester's theorem

Why cant any 3 events admit Markov Property?

Q: Spivak Calculus - Chapter 1 - Question 4.7

Proof that the all bases of a subspace V consist of the same number of vectors?

Confirmation of Proof: $\forall\{x,y,z\}\subset\mathbb{Z}, \ x^2 + 2y^2 = 3z^2 \Leftrightarrow 3\mid x\land y$

Failing to understand a proof in topology.

Determine whether the graph below is isomorphic to Petersen graph.

Proof explanation to see that subset of $\mathbb{R}^2$ is not path connected.

Clarifying a part of Caratheodory's theorem proof

Using Noether's Normalization to prove Zariski's lemma

Proving theorems about implication in propositional logic

How to show the following is true?

Why does proving a set is a subset of another only require you to take a single element of the subset?

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