Question

Formal statement that functions intersect

score 49 · Answer 1 · 2026-04-14 03:05:12

49

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Formal statement that functions intersect

Published on 14 Apr 2026 - 3:05

score 289 · Answer 2 · 2026-04-14 18:49:48

289

Views

If $|f'(x)| \leq c|f(x)|$ for all $x \in (0,1)$ then $f(x)=0$

Published on 14 Apr 2026 - 18:49

score 115 · Answer 3 · 2026-04-14 23:39:53

115

Views

Proving $\binom{n}{k}=\binom{n}{n-k}$ using set theory?

Published on 14 Apr 2026 - 23:39

score 162 · Answer 4 · 2026-04-18 13:35:55

162

Views

Solving $xu_x+yu_y=y$ through the method of characteristics

Published on 18 Apr 2026 - 13:35

score 71 · Answer 5 · 2026-04-15 16:50:26

71

Views

Regarding $x < y \Rightarrow x^n < y^n$ proof rigor.

Published on 15 Apr 2026 - 16:50

score 215 · Answer 6 · 2026-04-11 10:11:40

215

Views

How can I prove that binary multiplication decision problem is solved in O(logn) space?

Published on 11 Apr 2026 - 10:11

score 266 · Answer 7 · 2026-04-12 15:56:26

266

Views

If $\{X_\alpha\}$ is a collection of mutually disjoint meas. subsets of $\mathbb{R} \rightarrow$ then at most countable of them has positive measure.

Published on 12 Apr 2026 - 15:56

score 93 · Answer 8 · 2026-04-15 21:56:34

93

Views

Proof of $ x^2 + y = y^2 + x$ when $ x+ y =1$ and $x$ is larger than $y$

Published on 15 Apr 2026 - 21:56

score 168 · Answer 9 · 2026-04-14 02:30:30

168

Views

Find the number of functions $h:\{1,2,3,\ldots ,2n\}\to \{-1,1\}$ such that $\sum_{j=1}^{2n}h(j)>0$ .

Published on 14 Apr 2026 - 2:30

score 36 · Answer 10 · 2026-04-13 19:58:33

36

Views

A verification request upon a combinatorial problem

Published on 13 Apr 2026 - 19:58

score 57 · Answer 11 · 2026-04-12 06:44:58

57

Views

A question about the number of possible $\sigma$-algebras

Published on 12 Apr 2026 - 6:44

score 92 · Answer 12 · 2026-04-28 23:05:11

92

Views

Validity of Proof for 'Possibility of Subtraction' from Apostol 1

Published on 28 Apr 2026 - 23:05

score 414 · Answer 13 · 2026-04-16 21:05:11

414

Views

Prove using strong induction that if G is connected and acyclic then G is also connected and has n-1 edges

Published on 16 Apr 2026 - 21:05

score 102 · Answer 14 · 2026-04-28 23:05:51

102

Views

If $f\in L^1(\mu)$ then $f$ is finite $\mu$-a.e.

Published on 28 Apr 2026 - 23:05

score 241 · Answer 15 · 2026-04-14 02:15:48

241

Views

Probability distribution and floor functions: is this the right approach?

Published on 14 Apr 2026 - 2:15

List Question

Formal statement that functions intersect

If $|f'(x)| \leq c|f(x)|$ for all $x \in (0,1)$ then $f(x)=0$

Proving $\binom{n}{k}=\binom{n}{n-k}$ using set theory?

Solving $xu_x+yu_y=y$ through the method of characteristics

Regarding $x < y \Rightarrow x^n < y^n$ proof rigor.

How can I prove that binary multiplication decision problem is solved in O(logn) space?

If $\{X_\alpha\}$ is a collection of mutually disjoint meas. subsets of $\mathbb{R} \rightarrow$ then at most countable of them has positive measure.

Proof of $ x^2 + y = y^2 + x$ when $ x+ y =1$ and $x$ is larger than $y$

Find the number of functions $h:\{1,2,3,\ldots ,2n\}\to \{-1,1\}$ such that $\sum_{j=1}^{2n}h(j)>0$ .

A verification request upon a combinatorial problem

A question about the number of possible $\sigma$-algebras

Validity of Proof for 'Possibility of Subtraction' from Apostol 1

Prove using strong induction that if G is connected and acyclic then G is also connected and has n-1 edges

If $f\in L^1(\mu)$ then $f$ is finite $\mu$-a.e.

Probability distribution and floor functions: is this the right approach?

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