Question

If $\mathcal{D}$ is reflective and $\mathcal{C}$ is complete, then $\mathcal{D}$ is complete.

score 122 · Answer 1 · 2026-03-25 09:48:48

122

Views

If $\mathcal{D}$ is reflective and $\mathcal{C}$ is complete, then $\mathcal{D}$ is complete.

Published on 25 Mar 2026 - 9:48

score 164 · Answer 2 · 2019-05-05 13:14:00

164

Views

A problem about colimits and the Yoneda functor

Published on 05 May 2019 - 13:14

score 92 · Answer 3 · 2019-05-07 17:04:30

92

Views

Size issues in the reduction of Colimits to a Coequalizer of Coproducts.

Published on 07 May 2019 - 17:04

score 114 · Answer 4 · 2019-05-08 14:15:21

114

Views

Locally compact limits of countably many finite $T_0$-spaces

Published on 08 May 2019 - 14:15

score 227 · Answer 5 · 2019-05-09 03:40:03

227

Views

Coend and End of this Functor

Published on 09 May 2019 - 3:40

score 57 · Answer 6 · 2019-05-13 09:46:09

57

Views

Defining an infinite dimensional (topological) vector spaces as the direct limit of its finite dimensional subspaces.

Published on 13 May 2019 - 9:46

score 591 · Answer 7 · 2019-05-13 13:49:19

591

Views

Category of (small) categories has finite limits

Published on 13 May 2019 - 13:49

score 154 · Answer 8 · 2019-05-13 21:52:45

154

Views

Lemma for showing that presheaves are colimits of representables

Published on 13 May 2019 - 21:52

score 142 · Answer 9 · 2019-05-18 00:40:19

142

Views

Does every covariant, additive, faithfully-exact functor $T:R$-Mod $\to Ab$ preserve either direct sum or direct product?

Published on 18 May 2019 - 0:40

score 272 · Answer 10 · 2019-05-18 22:39:20

272

Views

On covariant linear functors $T: R$-Mod $\to R$-Mod which preserves direct-limits or inverse-limits

Published on 18 May 2019 - 22:39

score 907 · Answer 11 · 2026-02-23 02:54:31

907

Views

Relationship between homotopy pushout and ordinary pushout

Published on 23 Feb 2026 - 2:54

score 232 · Answer 12 · 2019-05-22 23:28:21

232

Views

Which properties are preserven when taking an inverse limit?

Published on 22 May 2019 - 23:28

score 225 · Answer 13 · 2026-03-25 07:53:20

225

Views

Every presheaf is a colimit of representables using point-wise computation of colimits

Published on 25 Mar 2026 - 7:53

score 60 · Answer 14 · 2026-03-19 20:06:22

60

Views

WIth pushout each orthogonality class is an injectivity class

Published on 19 Mar 2026 - 20:06

score 114 · Answer 15 · 2019-05-31 17:26:07

114

Views

Replacing a projective system with one indexed by an ordinal

Published on 31 May 2019 - 17:26

List Question

If $\mathcal{D}$ is reflective and $\mathcal{C}$ is complete, then $\mathcal{D}$ is complete.

A problem about colimits and the Yoneda functor

Size issues in the reduction of Colimits to a Coequalizer of Coproducts.

Locally compact limits of countably many finite $T_0$-spaces

Coend and End of this Functor

Defining an infinite dimensional (topological) vector spaces as the direct limit of its finite dimensional subspaces.

Category of (small) categories has finite limits

Lemma for showing that presheaves are colimits of representables

Does every covariant, additive, faithfully-exact functor $T:R$-Mod $\to Ab$ preserve either direct sum or direct product?

On covariant linear functors $T: R$-Mod $\to R$-Mod which preserves direct-limits or inverse-limits

Relationship between homotopy pushout and ordinary pushout

Which properties are preserven when taking an inverse limit?

Every presheaf is a colimit of representables using point-wise computation of colimits

WIth pushout each orthogonality class is an injectivity class

Replacing a projective system with one indexed by an ordinal

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