List questions from proof-writing

Published on 25 Mar 2026 - 18:52

121

Views

Proving $\mathcal{F}\left(\frac{d^n}{dx^n} f(x)\right)=(ik)^n\mathcal{F}(f(x))$.

Published on 17 Apr 2026 - 13:48

84

Views

How is it shown using the additive cancellation law that $x\mapsto x+h$ has an inverse?

Published on 10 Apr 2026 - 22:24

1.4k

Views

$0$-dimensional manifold

Published on 16 Apr 2026 - 8:20

109

Views

Is this proof valid for Pythagorean triple generation?

Published on 13 Apr 2026 - 5:21

58

Views

Is this a perfectly rigorous proof for "if and only if"? Any missing bits to achieve perfect rigor?

Published on 14 Apr 2026 - 0:38

95

Views

How can I proof the bijection between two sets?

Published on 08 Apr 2026 - 21:25

35

Views

proof about derivatives of functions

Published on 09 Apr 2026 - 4:01

374

Views

Finding maximal chain and maximal anti-chain in partially ordered set

Published on 10 Apr 2026 - 7:14

69

Views

Discrete Math Proof Question Inductive Proof

Published on 16 Apr 2026 - 13:38

35

Views

Let $A,B \in \mathbb{R}^{m\times n}$ be matrices such that $(A+B)X=B$ for some $X$, and $A\neq \mathbf 0$ then $B\in \mathcal{C}(A)$

Published on 16 Apr 2026 - 10:07

56

Views

Solve initial value problem $u^{'}(t)=\frac{2(u(t))^{2}}{3(t+1)^{2}}$, $\ u(1)=3$

Published on 17 Apr 2026 - 3:00

314

Views

Every interval is closed. (I think my proof is not concise)

Published on 12 Apr 2026 - 18:43

23

Views

Proving that $D$ divides $f(Dj + d)$ for $f(d) = D$

Published on 17 Apr 2026 - 14:40

303

Views

a⊙b=0 if and only if a=0 ∨ b=0.

Published on 16 Apr 2026 - 1:07

List Question

How can I estimate Turing machine running time?

Proving $\mathcal{F}\left(\frac{d^n}{dx^n} f(x)\right)=(ik)^n\mathcal{F}(f(x))$.

How is it shown using the additive cancellation law that $x\mapsto x+h$ has an inverse?

$0$-dimensional manifold

Is this proof valid for Pythagorean triple generation?

Is this a perfectly rigorous proof for "if and only if"? Any missing bits to achieve perfect rigor?

How can I proof the bijection between two sets?

proof about derivatives of functions

Finding maximal chain and maximal anti-chain in partially ordered set

Discrete Math Proof Question Inductive Proof

Let $A,B \in \mathbb{R}^{m\times n}$ be matrices such that $(A+B)X=B$ for some $X$, and $A\neq \mathbf 0$ then $B\in \mathcal{C}(A)$

Solve initial value problem $u^{'}(t)=\frac{2(u(t))^{2}}{3(t+1)^{2}}$, $\ u(1)=3$

Every interval is closed. (I think my proof is not concise)

Proving that $D$ divides $f(Dj + d)$ for $f(d) = D$

a⊙b=0 if and only if a=0 ∨ b=0.

Trending Questions

Popular # Hahtags

Popular Questions