List questions from proof-explanation

Published on 11 Apr 2026 - 15:28

232

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How do I prove the distributive property of disjoint unions?

Published on 25 Mar 2026 - 18:31

81

Views

How do I show this property of identity functions?

Published on 25 Mar 2026 - 18:31

893

Views

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

Published on 29 Apr 2026 - 12:17

219

Views

Sum of squares regression proof

Published on 10 May 2026 - 12:36

92

Views

Proof regarding simple linear regression

Published on 10 May 2026 - 14:45

38

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

Published on 26 Mar 2026 - 14:14

52

Views

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

Published on 16 Apr 2026 - 4:50

107

Views

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

Published on 10 Apr 2026 - 18:45

157

Views

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

Published on 29 Apr 2026 - 12:46

71

Views

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

Published on 11 May 2026 - 6:31

200

Views

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

Published on 02 May 2026 - 6:25

148

Views

Chain Rule Lemma

Published on 26 Mar 2026 - 8:21

39

Views

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

Published on 15 Apr 2026 - 12:11

236

Views

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

Published on 13 Apr 2026 - 10:46

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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