Question

Proving $f$ is a real, uniformly continuous function on the bounded subset $E$ in $\mathbb{R}^1 \implies f$ is bounded on $E$.

score 1.1k · Answer 1 · 2026-04-11 20:29:04

1.1k

Views

Proving $f$ is a real, uniformly continuous function on the bounded subset $E$ in $\mathbb{R}^1 \implies f$ is bounded on $E$.

Published on 11 Apr 2026 - 20:29

score 82 · Answer 2 · 2026-04-30 13:02:08

82

Views

Birthday problem variant

Published on 30 Apr 2026 - 13:02

score 123 · Answer 3 · 2026-04-16 03:53:26

123

Views

Proving that the $p$-adic topology is a neighborhood topology

Published on 16 Apr 2026 - 3:53

score 190 · Answer 4 · 2026-04-17 01:37:11

190

Views

Solving : $5^{x^2+6x+8}$ = 1

Published on 17 Apr 2026 - 1:37

score 115 · Answer 5 · 2026-04-18 17:52:32

115

Views

Please check my solution - counting elements in a group

Published on 18 Apr 2026 - 17:52

score 322 · Answer 6 · 2026-04-14 04:23:44

322

Views

Standard symplectic form on a sphere is an area form in cylindrical coordinates.

Published on 14 Apr 2026 - 4:23

score 428 · Answer 7 · 2026-04-16 03:29:01

428

Views

Find all $P(x)$ $\in$ $\mathbb{R}[x]$ such that for some $c \in \mathbb{R}$, the functional equation $ (x + 1)P(x - 1) - (x - 1)P(x) = c $ holds.

Published on 16 Apr 2026 - 3:29

score 78 · Answer 8 · 2026-04-17 14:38:37

78

Views

Evaluating $\int \left(\frac{1}{3x}-2\sec^2\left(\frac x2\right)-e^{-2x+3}\right)dx$

Published on 17 Apr 2026 - 14:38

score 403 · Answer 9 · 2026-04-14 18:50:26

403

Views

$x^2-x+1$ has a root $\!\bmod p\,$ for infinitely many primes $p$

Published on 14 Apr 2026 - 18:50

score 466 · Answer 10 · 2026-04-16 07:45:42

466

Views

Follow up to a question, why does proof $\rho(x,y) = \frac{d(x,y)}{1+d(x,y)}$ work

Published on 16 Apr 2026 - 7:45

score 59 · Answer 11 · 2026-04-12 12:27:26

59

Views

Double Integration in Polar Coordinates

Published on 12 Apr 2026 - 12:27

score 13.5k · Answer 12 · 2026-04-16 01:34:43

13.5k

Views

Proving that $\sin(1/x)$ is not continuous at 0

Published on 16 Apr 2026 - 1:34

score 71 · Answer 13 · 2026-05-03 02:24:27

71

Views

Is my use of derivatives correct in this infinite sum?

Published on 03 May 2026 - 2:24

score 2k · Answer 14 · 2026-04-16 17:49:57

2k

Views

If $\lim_{x\to 0}f(x)=L$ then $\lim_{x\to 0}f(cx)=L$ for any nonzero constant $c$.

Published on 16 Apr 2026 - 17:49

score 2.6k · Answer 15 · 2026-04-16 15:52:19

2.6k

Views

Product Rule for mod operator: $ ab\bmod n = ((a\bmod n)(b\bmod n))\bmod n$

Published on 16 Apr 2026 - 15:52

List Question

Proving $f$ is a real, uniformly continuous function on the bounded subset $E$ in $\mathbb{R}^1 \implies f$ is bounded on $E$.

Birthday problem variant

Proving that the $p$-adic topology is a neighborhood topology

Solving : $5^{x^2+6x+8}$ = 1

Please check my solution - counting elements in a group

Standard symplectic form on a sphere is an area form in cylindrical coordinates.

Find all $P(x)$ $\in$ $\mathbb{R}[x]$ such that for some $c \in \mathbb{R}$, the functional equation $ (x + 1)P(x - 1) - (x - 1)P(x) = c $ holds.

Evaluating $\int \left(\frac{1}{3x}-2\sec^2\left(\frac x2\right)-e^{-2x+3}\right)dx$

$x^2-x+1$ has a root $\!\bmod p\,$ for infinitely many primes $p$

Follow up to a question, why does proof $\rho(x,y) = \frac{d(x,y)}{1+d(x,y)}$ work

Double Integration in Polar Coordinates

Proving that $\sin(1/x)$ is not continuous at 0

Is my use of derivatives correct in this infinite sum?

If $\lim_{x\to 0}f(x)=L$ then $\lim_{x\to 0}f(cx)=L$ for any nonzero constant $c$.

Product Rule for mod operator: $ ab\bmod n = ((a\bmod n)(b\bmod n))\bmod n$

Trending Questions

Popular # Hahtags

Popular Questions