List questions from proof-verification

Published on 27 Mar 2026 - 7:14

38

Views

$x\in\triangle_{i=1}^{n}A_i$ if and only $x$ belongs to an odd number of $A_1,A_2,\dots,A_n$

Published on 19 Oct 2018 - 20:26

53

Views

Proving $a^2 + b^2 = c^2 \implies (ma)^2 + (mb)^2 = (mb)^2$

Published on 02 Apr 2026 - 14:48

332

Views

Combinatorics - Sequences with repetition and restrictions

Published on 20 Oct 2018 - 1:01

43

Views

if $\{a_n\}$ is a sequence such that $a_n \in [c,b]$ and $a_n \rightarrow a$ then $a \in [c,b]$

Published on 07 Apr 2026 - 19:46

102

Views

Proof that every sequence has a monotonic subsequence.

Published on 12 Apr 2026 - 7:50

379

Views

Simple endomorphisms and irreducibility of the minimal polynomial

Published on 20 Oct 2018 - 8:10

122

Views

Can a bounded and a NON monotonic succession converge?

Published on 10 Apr 2026 - 5:35

494

Views

Prove $(AB)^T+B^{-1}A=0$ with $A$ is singular

Published on 20 Oct 2018 - 8:44

59

Views

Must there be INFINITE negative elements on a succession which is NOT bounded below?

Published on 12 Apr 2026 - 4:12

51

Views

General solution of an ordinary differential equation of constant matrix

Published on 12 Apr 2026 - 16:10

64

Views

Is this an 'acceptable proof'?

Published on 13 Apr 2026 - 8:21

347

Views

Absolute value of difference between expected values of two distributions and total variation

Published on 11 Apr 2026 - 17:02

97

Views

A bootstrap from the traditional version of Transfinite Recursion to the parametric one

Published on 13 Apr 2026 - 1:04

989

Views

Middle Fifths Cantor Set is Borel and Has Measure =?

Published on 11 Apr 2026 - 11:22

List Question

Any Point in a Square is Covered by Finitely Many Disks

$x\in\triangle_{i=1}^{n}A_i$ if and only $x$ belongs to an odd number of $A_1,A_2,\dots,A_n$

Proving $a^2 + b^2 = c^2 \implies (ma)^2 + (mb)^2 = (mb)^2$

Combinatorics - Sequences with repetition and restrictions

if $\{a_n\}$ is a sequence such that $a_n \in [c,b]$ and $a_n \rightarrow a$ then $a \in [c,b]$

Proof that every sequence has a monotonic subsequence.

Simple endomorphisms and irreducibility of the minimal polynomial

Can a bounded and a NON monotonic succession converge?

Prove $(AB)^T+B^{-1}A=0$ with $A$ is singular

Must there be INFINITE negative elements on a succession which is NOT bounded below?

General solution of an ordinary differential equation of constant matrix

Is this an 'acceptable proof'?

Absolute value of difference between expected values of two distributions and total variation

A bootstrap from the traditional version of Transfinite Recursion to the parametric one

Middle Fifths Cantor Set is Borel and Has Measure =?

Trending Questions

Popular # Hahtags

Popular Questions