Question

How to deal with the partial inverse of a two-variable function?

score 123 · Answer 1 · 2026-04-10 19:42:42

123

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How to deal with the partial inverse of a two-variable function?

Published on 10 Apr 2026 - 19:42

score 71 · Answer 2 · 2026-05-13 13:57:19

71

Views

Maximal growth condition for embedding of Orlicz spaces

Published on 13 May 2026 - 13:57

score 1.9k · Answer 3 · 2026-04-12 21:22:11

1.9k

Views

Prove that any nonempty open set of $\mathbb R$ is uncountable

Published on 12 Apr 2026 - 21:22

score 657 · Answer 4 · 2026-04-15 17:43:05

657

Views

Show that there is a real number $ξ ∈ [1, 2]$ with $f(ξ) = f(ξ − 1).$

Published on 15 Apr 2026 - 17:43

score 35 · Answer 5 · 2026-05-13 21:12:45

35

Views

Bound on Approach Regions

Published on 13 May 2026 - 21:12

score 160 · Answer 6 · 2026-04-17 00:04:50

160

Views

Let $a_n \rightarrow A$ and $b_n \rightarrow B$ as $n \rightarrow \infty$, with $a_n \leq b_n$ for all $n$. Show $A \leq B$.

Published on 17 Apr 2026 - 0:04

score 129 · Answer 7 · 2026-05-14 17:14:03

Why is it that when working in the reals, we can choose our metric to be the absolute value in proving things pertaining to convergence

score 899 · Answer 8 · 2026-05-14 17:09:11

899

Views

Convex conjugate of a function?

Published on 14 May 2026 - 17:09

score 74 · Answer 9 · 2026-04-16 08:43:17

74

Views

Prove that the series $\sum \frac{a_n}{r_n}$ diverges.

Published on 16 Apr 2026 - 8:43

score 61 · Answer 10 · 2026-04-14 05:33:57

61

Views

Is this proof of the Sup and Inf of $S = \lbrace\frac{2}{n}\mid n \in\lbrace {1, 2, 3, 4,...}\rbrace\rbrace$ correct?

Published on 14 Apr 2026 - 5:33

score 735 · Answer 11 · 2026-04-15 08:31:26

735

Views

Finding and Proving the Supremum and Infimum of $X = \bigcup\limits_{n=1}^{\infty} [2n, 2n + 1]$

Published on 15 Apr 2026 - 8:31

score 62 · Answer 12 · 2026-05-10 16:12:03

62

Views

Exercise in Calculus of Variation: Upper bound for energy functional

Published on 10 May 2026 - 16:12

score 238 · Answer 13 · 2026-05-11 05:17:51

238

Views

Integration problem involving $\sqrt{\cos(x)-\cos^3(x)}$

Published on 11 May 2026 - 5:17

score 96 · Answer 14 · 2026-04-13 21:05:44

96

Views

Limit with fractional part involving cosine

Published on 13 Apr 2026 - 21:05

score 40 · Answer 15 · 2026-04-18 11:44:44

40

Views

Show that $\sigma(\mathcal{F}^d)\subseteq \mathcal{B}(\mathbb{R}^d)$

Published on 18 Apr 2026 - 11:44

List Question

How to deal with the partial inverse of a two-variable function?

Maximal growth condition for embedding of Orlicz spaces

Prove that any nonempty open set of $\mathbb R$ is uncountable

Show that there is a real number $ξ ∈ [1, 2]$ with $f(ξ) = f(ξ − 1).$

Bound on Approach Regions

Let $a_n \rightarrow A$ and $b_n \rightarrow B$ as $n \rightarrow \infty$, with $a_n \leq b_n$ for all $n$. Show $A \leq B$.

Why is it that when working in the reals, we can choose our metric to be the absolute value in proving things pertaining to convergence

Convex conjugate of a function?

Prove that the series $\sum \frac{a_n}{r_n}$ diverges.

Is this proof of the Sup and Inf of $S = \lbrace\frac{2}{n}\mid n \in\lbrace {1, 2, 3, 4,...}\rbrace\rbrace$ correct?

Finding and Proving the Supremum and Infimum of $X = \bigcup\limits_{n=1}^{\infty} [2n, 2n + 1]$

Exercise in Calculus of Variation: Upper bound for energy functional

Integration problem involving $\sqrt{\cos(x)-\cos^3(x)}$

Limit with fractional part involving cosine

Show that $\sigma(\mathcal{F}^d)\subseteq \mathcal{B}(\mathbb{R}^d)$

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