Question

Showing that a linear map with given idempotent like property splits into direct sum of subspaces.

score 300 · Answer 1 · 2026-03-26 11:00:04

300

Views

Showing that a linear map with given idempotent like property splits into direct sum of subspaces.

Published on 26 Mar 2026 - 11:00

score 326 · Answer 2 · 2026-04-01 08:13:30

326

Views

Prove interior point is a topological invariant

Published on 01 Apr 2026 - 8:13

score 36 · Answer 3 · 2018-04-27 19:14:59

36

Views

There is a mapping $f\mapsto p$. Denote this mapping by $L$ and show that $Lf=\sum_{i=0}^{n}f(x_i)\ell_i$

Published on 27 Apr 2018 - 19:14

score 2.8k · Answer 4 · 2026-03-28 00:47:47

2.8k

Views

Is this $0v=0$ proof correct?

Published on 28 Mar 2026 - 0:47

score 51 · Answer 5 · 2026-03-26 19:38:04

51

Views

Langs Algebra, module isomorphsim, alternate proof, p644

Published on 26 Mar 2026 - 19:38

score 638 · Answer 6 · 2018-04-28 04:43:54

638

Views

Multiplication Rule, Proof by Induction, Divisors of (prime # to some power)*(prime # to some power)

Published on 28 Apr 2018 - 4:43

score 1.9k · Answer 7 · 2026-03-22 12:08:07

1.9k

Views

If $f$ is absolutely continuous and $f'(x) = 0$ a.e., then $f$ is constant

Published on 22 Mar 2026 - 12:08

score 273 · Answer 8 · 2026-03-25 19:05:05

273

Views

Proof verification for a couple of theorems regarding Lebesgue's number

Published on 25 Mar 2026 - 19:05

score 51 · Answer 9 · 2026-04-01 08:52:08

51

Views

Prove that there exist a sequence of real numbers satisfying $M_n \leq M_{n+1}$ for all $n\in \mathbb{N}$

Published on 01 Apr 2026 - 8:52

score 931 · Answer 10 · 2018-04-28 07:15:17

931

Views

Proof by contradiction that $f,g$ injective imply $f \circ g$ injective.

Published on 28 Apr 2018 - 7:15

score 50 · Answer 11 · 2026-03-25 09:27:04

50

Views

1D Topological manifold that is not $\mathcal{C}^r$?

Published on 25 Mar 2026 - 9:27

score 296 · Answer 12 · 2026-04-01 10:26:24

296

Views

Proof for the change of basis Matrix

Published on 01 Apr 2026 - 10:26

score 1.9k · Answer 13 · 2018-04-28 15:45:31

1.9k

Views

G acting transitively on a finite set A, show there exist some elements that don't have fixed points

Published on 28 Apr 2018 - 15:45

score 600 · Answer 14 · 2018-04-28 18:31:32

600

Views

Construct an Injection between the set of rationals $\mathbb{Q}$ and the set of all integers $ \mathbb{Z}$

Published on 28 Apr 2018 - 18:31

score 118 · Answer 15 · 2026-03-25 22:11:14

118

Views

Parametrisation of $\mathbb{S}^n$ and smooth atlas.

Published on 25 Mar 2026 - 22:11

List Question

Showing that a linear map with given idempotent like property splits into direct sum of subspaces.

Prove interior point is a topological invariant

There is a mapping $f\mapsto p$. Denote this mapping by $L$ and show that $Lf=\sum_{i=0}^{n}f(x_i)\ell_i$

Is this $0v=0$ proof correct?

Langs Algebra, module isomorphsim, alternate proof, p644

Multiplication Rule, Proof by Induction, Divisors of (prime # to some power)*(prime # to some power)

If $f$ is absolutely continuous and $f'(x) = 0$ a.e., then $f$ is constant

Proof verification for a couple of theorems regarding Lebesgue's number

Prove that there exist a sequence of real numbers satisfying $M_n \leq M_{n+1}$ for all $n\in \mathbb{N}$

Proof by contradiction that $f,g$ injective imply $f \circ g$ injective.

1D Topological manifold that is not $\mathcal{C}^r$?

Proof for the change of basis Matrix

G acting transitively on a finite set A, show there exist some elements that don't have fixed points

Construct an Injection between the set of rationals $\mathbb{Q}$ and the set of all integers $ \mathbb{Z}$

Parametrisation of $\mathbb{S}^n$ and smooth atlas.

Trending Questions

Popular # Hahtags

Popular Questions