Question

Are these the projective and injective representations of these quivers?

score 232 · Answer 1 · 2026-03-25 06:05:52

232

Views

Are these the projective and injective representations of these quivers?

Published on 25 Mar 2026 - 6:05

score 241 · Answer 2 · 2026-03-27 16:22:53

241

Views

If $F: M\rightarrow N$ is smooth then its coordinate representation w.r.t any smooth charts $(U,\phi),~ (V,\psi)$ s.t. $F(U)\subseteq V$ is smooth

Published on 27 Mar 2026 - 16:22

score 461 · Answer 3 · 2026-04-01 15:42:19

461

Views

Simple proof for the Legendary Question 6. International Mathematical Olympiad (IMO) 1988

Published on 01 Apr 2026 - 15:42

score 757 · Answer 4 · 2026-03-26 12:41:23

757

Views

Solution verification: How many elements of order 3 are there in $S_5$

Published on 26 Mar 2026 - 12:41

score 188 · Answer 5 · 2026-03-25 23:10:13

188

Views

Find the group with presentation $\langle x, y: xy=yx, x^5=y^3\rangle$.

Published on 25 Mar 2026 - 23:10

score 5k · Answer 6 · 2020-05-10 17:09:06

5k

Views

The chromatic number of the cycle graph $C_n$ is $2$ if $n$ is even and $3$ if $n$ is odd. A proof attempt

Published on 10 May 2020 - 17:09

score 114 · Answer 7 · 2026-04-12 12:13:45

114

Views

Show that this family of open sets forms a topology of pointwise convergence

Published on 12 Apr 2026 - 12:13

score 40 · Answer 8 · 2020-05-10 19:28:45

40

Views

For $x \ge 5$, does it follow that $(2x-2)\ln x > 2.25506x$

Published on 10 May 2020 - 19:28

score 73 · Answer 9 · 2020-05-10 20:33:02

73

Views

Does $P\iff S$ follow from $P\iff Q,P\to\lnot R,P\to S,R\to S,S\to(P\lor R)$, and $\lnot P \rightarrow S$ is false?

Published on 10 May 2020 - 20:33

score 108 · Answer 10 · 2026-04-09 17:52:32

108

Views

Confused about proving things using compactness

Published on 09 Apr 2026 - 17:52

score 163 · Answer 11 · 2026-04-07 19:32:50

163

Views

Showing divergence of the integral of a periodic function

Published on 07 Apr 2026 - 19:32

score 605 · Answer 12 · 2026-04-11 19:14:49

605

Views

Prove the sum and product of real numbers are continuous functions

Published on 11 Apr 2026 - 19:14

score 108 · Answer 13 · 2026-03-30 14:10:44

108

Views

Prove that the infimum of set of powers is $0$

Published on 30 Mar 2026 - 14:10

score 1.1k · Answer 14 · 2026-04-13 00:49:29

1.1k

Views

Help finishing arguement - Symmetry property of Green's Functions

Published on 13 Apr 2026 - 0:49

score 78 · Answer 15 · 2026-04-12 04:06:46

78

Views

Solution Verification and Linearly Independence

Published on 12 Apr 2026 - 4:06

List Question

Are these the projective and injective representations of these quivers?

If $F: M\rightarrow N$ is smooth then its coordinate representation w.r.t any smooth charts $(U,\phi),~ (V,\psi)$ s.t. $F(U)\subseteq V$ is smooth

Simple proof for the Legendary Question 6. International Mathematical Olympiad (IMO) 1988

Solution verification: How many elements of order 3 are there in $S_5$

Find the group with presentation $\langle x, y: xy=yx, x^5=y^3\rangle$.

The chromatic number of the cycle graph $C_n$ is $2$ if $n$ is even and $3$ if $n$ is odd. A proof attempt

Show that this family of open sets forms a topology of pointwise convergence

For $x \ge 5$, does it follow that $(2x-2)\ln x > 2.25506x$

Does $P\iff S$ follow from $P\iff Q,P\to\lnot R,P\to S,R\to S,S\to(P\lor R)$, and $\lnot P \rightarrow S$ is false?

Confused about proving things using compactness

Showing divergence of the integral of a periodic function

Prove the sum and product of real numbers are continuous functions

Prove that the infimum of set of powers is $0$

Help finishing arguement - Symmetry property of Green's Functions

Solution Verification and Linearly Independence

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