List questions from proof-verification

Published on 25 Mar 2026 - 19:10

2.4k

Views

Verify a Matrix Proof Given $A = A^2$

Published on 23 Sep 2018 - 0:10

78

Views

Find $I_n=\int_{\gamma} e^zz^n \ dz, \ n\in\mathbb{Z}$

Published on 25 Mar 2026 - 19:13

325

Views

Given the hypothesis "if x is odd or y is even". What are the cases?

Published on 02 Apr 2026 - 0:21

668

Views

Consider a two-point set $M = \{a,b\}$ whose topology consists of the two sets, $M$ and the empty set.

Published on 23 Sep 2018 - 3:32

473

Views

Proving $f(x)=\sqrt x$ is uniformly continuous on $[0,\infty )$ but is not Lipschitz.

Published on 26 Mar 2026 - 21:26

372

Views

Show that rational function of $C^k$ polynomials is $C^k$

Published on 26 Mar 2026 - 9:19

485

Views

Heat equation problem with initial condition in a disk

Published on 25 Mar 2026 - 11:08

667

Views

Snake lemma proof

Published on 28 Mar 2026 - 18:12

123

Views

Show $\frac{du}{dx}=|u| \ (x\in\mathbb{R}$) has solutions $u=Ae^x$

Published on 23 Sep 2018 - 11:14

166

Views

Definition of uniform subspace

Published on 09 Apr 2026 - 2:42

1.3k

Views

Prove $\lim_{x\rightarrow -3} 1-4x=13$

Published on 26 Mar 2026 - 1:06

391

Views

prove that $X^2 \equiv 35 \pmod{100}$ has no solutions

Published on 23 Sep 2018 - 17:41

550

Views

Questions about proving $\lnot \lnot a = a$

Published on 09 Apr 2026 - 5:28

194

Views

facing a small obstacle while trying to proof Wolstenholme's theorem 1 using multiplicative inverse in (mod p)

Published on 01 Apr 2026 - 11:33

List Question

Why are cases required in proofs? i.e. in the inequality $|\sqrt{x}-\sqrt{y}| \leq \sqrt{|x-y|}$?

Verify a Matrix Proof Given $A = A^2$

Find $I_n=\int_{\gamma} e^zz^n \ dz, \ n\in\mathbb{Z}$

Given the hypothesis "if x is odd or y is even". What are the cases?

Consider a two-point set $M = \{a,b\}$ whose topology consists of the two sets, $M$ and the empty set.

Proving $f(x)=\sqrt x$ is uniformly continuous on $[0,\infty )$ but is not Lipschitz.

Show that rational function of $C^k$ polynomials is $C^k$

Heat equation problem with initial condition in a disk

Snake lemma proof

Show $\frac{du}{dx}=|u| \ (x\in\mathbb{R}$) has solutions $u=Ae^x$

Definition of uniform subspace

Prove $\lim_{x\rightarrow -3} 1-4x=13$

prove that $X^2 \equiv 35 \pmod{100}$ has no solutions

Questions about proving $\lnot \lnot a = a$

facing a small obstacle while trying to proof Wolstenholme's theorem 1 using multiplicative inverse in (mod p)

Trending Questions

Popular # Hahtags

Popular Questions