List questions from proof-explanation

Published on 11 Feb 2018 - 13:25

231

Views

How do I prove the distributive property of disjoint unions?

Published on 19 Mar 2026 - 22:52

80

Views

How do I show this property of identity functions?

Published on 20 Mar 2026 - 9:14

887

Views

How to show that the gradient descent for unconstrained optimization can be represented as the argmin of a quadratic?

Published on 22 Mar 2026 - 12:21

215

Views

Sum of squares regression proof

Published on 25 Mar 2026 - 7:41

89

Views

Proof regarding simple linear regression

Published on 25 Mar 2026 - 9:22

36

Views

Proof explanation involving colinear gradients and extrema(problem too big for the title)

Published on 24 Mar 2026 - 23:16

49

Views

From $X=\bigcup_{j=1}^n O_{y_j}$ to $\bigcap_{j=1}^n O_{y_j} \supset X$?

Published on 12 Feb 2018 - 21:58

104

Views

How do I prove that something is a suffcient but not necessary condition?

Published on 12 Feb 2018 - 22:19

149

Views

How to prove that a transformed language is regular using an NFA

Published on 20 Mar 2026 - 17:32

62

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Need help in understanding the argument in a proof of polygon triangulation

Published on 20 Mar 2026 - 2:55

193

Views

Question about the proof of $T_3+$ countable basis $= T_4$

Published on 17 Mar 2026 - 12:27

146

Views

Chain Rule Lemma

Published on 25 Mar 2026 - 13:09

36

Views

Why $\overline{D(Y) \cap T(D(X))} = B(Y)$ holds?

Published on 13 Feb 2018 - 5:44

233

Views

Collapsing subgraph: Bogopolski's "Introduction to group theory"

Published on 13 Feb 2018 - 11:22

List Question

A simple algebra equation to prove.

How do I prove the distributive property of disjoint unions?

How do I show this property of identity functions?

How to show that the gradient descent for unconstrained optimization can be represented as the argmin of a quadratic?

Sum of squares regression proof

Proof regarding simple linear regression

Proof explanation involving colinear gradients and extrema(problem too big for the title)

From $X=\bigcup_{j=1}^n O_{y_j}$ to $\bigcap_{j=1}^n O_{y_j} \supset X$?

How do I prove that something is a suffcient but not necessary condition?

How to prove that a transformed language is regular using an NFA

Need help in understanding the argument in a proof of polygon triangulation

Question about the proof of $T_3+$ countable basis $= T_4$

Chain Rule Lemma

Why $\overline{D(Y) \cap T(D(X))} = B(Y)$ holds?

Collapsing subgraph: Bogopolski's "Introduction to group theory"

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