Question

endomorphism and square root self-adjoint operator

score 31 · Answer 1 · 2026-03-26 03:10:48

31

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endomorphism and square root self-adjoint operator

Published on 26 Mar 2026 - 3:10

score 76 · Answer 2 · 2026-04-13 23:33:30

76

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Let $A$ be some interval and $f,g: A \to \mathbb R$. Assume $f,g$ are uniformly continuous and bounded. Prove/disprove $fg$ is uniformly continuous.

Published on 13 Apr 2026 - 23:33

score 380 · Answer 3 · 2026-05-15 07:41:15

380

Views

Law of Large Numbers for a Brownian Motion

Published on 15 May 2026 - 7:41

score 83 · Answer 4 · 2026-04-15 21:18:46

83

Views

Proving $\prod_{k = 2}^{\infty} \frac{k^3 - 1}{k^3 + 1}=\frac{2}{3}$ more rigorously

Published on 15 Apr 2026 - 21:18

score 141 · Answer 5 · 2026-04-14 15:13:31

141

Views

Probability of seeing HTTH before THTH in coin flips

Published on 14 Apr 2026 - 15:13

score 40 · Answer 6 · 2026-04-16 17:11:57

40

Views

Determine the almost sure limit of the sequence $(m_{n})_{n \in \mathbb{N}}$ for each $p \in \mathbb{N}$

Published on 16 Apr 2026 - 17:11

score 59 · Answer 7 · 2026-04-15 01:54:41

59

Views

Proving two formulations of the Axiom of Choice are equivalent (existence of choice function vs selecting from pairwise disjoint sets)

Published on 15 Apr 2026 - 1:54

score 355 · Answer 8 · 2026-04-12 02:57:19

355

Views

Real analysis problem (solved one direction, struggling with the other one).

Published on 12 Apr 2026 - 2:57

score 28 · Answer 9 · 2026-04-12 18:45:44

28

Views

Existence of a stochastically dominating random variable

Published on 12 Apr 2026 - 18:45

score 50 · Answer 10 · 2026-04-11 16:48:56

50

Views

Theorem on convergence of series

Published on 11 Apr 2026 - 16:48

score 143 · Answer 11 · 2026-04-15 11:44:36

143

Views

Theorem 6 Corollary 2, Section 1.5 of Hungerford’s Abstract Algebra

Published on 15 Apr 2026 - 11:44

score 95 · Answer 12 · 2026-04-14 22:49:21

95

Views

Prove $ST = 0 \implies ST^* = 0$.

Published on 14 Apr 2026 - 22:49

score 100 · Answer 13 · 2026-04-29 16:16:16

100

Views

Help me verify whether my solution of this geometry problem is correct

Published on 29 Apr 2026 - 16:16

score 60 · Answer 14 · 2026-04-13 21:56:10

60

Views

Math for fun: Determining the angle between matrices $A$ and $B$ with three columns and rows

Published on 13 Apr 2026 - 21:56

score 43 · Answer 15 · 2026-04-16 05:18:31

43

Views

Every vector space $X\ne 0$ has a Hamel basis. Look for upper bound for the chain.

Published on 16 Apr 2026 - 5:18

List Question

endomorphism and square root self-adjoint operator

Let $A$ be some interval and $f,g: A \to \mathbb R$. Assume $f,g$ are uniformly continuous and bounded. Prove/disprove $fg$ is uniformly continuous.

Law of Large Numbers for a Brownian Motion

Proving $\prod_{k = 2}^{\infty} \frac{k^3 - 1}{k^3 + 1}=\frac{2}{3}$ more rigorously

Probability of seeing HTTH before THTH in coin flips

Determine the almost sure limit of the sequence $(m_{n})_{n \in \mathbb{N}}$ for each $p \in \mathbb{N}$

Proving two formulations of the Axiom of Choice are equivalent (existence of choice function vs selecting from pairwise disjoint sets)

Real analysis problem (solved one direction, struggling with the other one).

Existence of a stochastically dominating random variable

Theorem on convergence of series

Theorem 6 Corollary 2, Section 1.5 of Hungerford’s Abstract Algebra

Prove $ST = 0 \implies ST^* = 0$.

Help me verify whether my solution of this geometry problem is correct

Math for fun: Determining the angle between matrices $A$ and $B$ with three columns and rows

Every vector space $X\ne 0$ has a Hamel basis. Look for upper bound for the chain.

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