Question

Does sheafification of bundles have a right adjoint?

score 130 · Answer 1 · 2026-03-25 04:57:31

130

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Does sheafification of bundles have a right adjoint?

Published on 25 Mar 2026 - 4:57

score 90 · Answer 2 · 2026-03-25 12:13:39

90

Views

Boolean algebra homomorphisms with adjoints

Published on 25 Mar 2026 - 12:13

score 74 · Answer 3 · 2018-11-09 22:17:28

74

Views

Motivation for topological categories

Published on 09 Nov 2018 - 22:17

score 88 · Answer 4 · 2026-03-26 12:37:55

88

Views

Johnstone, Topos theory: families of arrows inducing the same sheaf condition

Published on 26 Mar 2026 - 12:37

score 465 · Answer 5 · 2018-12-17 15:55:38

465

Views

Clarify definition of 'enough points'

Published on 17 Dec 2018 - 15:55

score 262 · Answer 6 · 2026-03-25 15:06:38

262

Views

If a Grothendieck topos has a geometric morphism to $Sets$, then it is unique

Published on 25 Mar 2026 - 15:06

score 295 · Answer 7 · 2026-03-24 23:29:23

295

Views

In algebraic geometry, what kind of theory can only be described by topos but not a site?

Published on 24 Mar 2026 - 23:29

score 561 · Answer 8 · 2018-12-29 07:11:20

561

Views

Are topoi like topological spaces or like set theory?

Published on 29 Dec 2018 - 7:11

score 222 · Answer 9 · 2026-03-25 14:25:09

222

Views

The small étale topos of a scheme is equivalent to the category of finite $\pi_1(X,x)$-sets for every scheme $X$ and every geometric point $x$

Published on 25 Mar 2026 - 14:25

score 199 · Answer 10 · 2026-03-25 09:38:48

199

Views

The big étale and Zariski topoi are generated by small sites

Published on 25 Mar 2026 - 9:38

score 248 · Answer 11 · 2019-01-09 06:33:55

248

Views

A question about Ščedrov's "Forcing and Classifying Topoi"

Published on 09 Jan 2019 - 6:33

score 380 · Answer 12 · 2019-01-20 21:11:50

380

Views

What does it mean for two morphisms with different sources and targets to be isomorphic?

Published on 20 Jan 2019 - 21:11

score 463 · Answer 13 · 2019-01-27 07:21:41

463

Views

Well-Pointed categories vs well-pointed topoi

Published on 27 Jan 2019 - 7:21

score 138 · Answer 14 · 2019-01-29 05:39:01

138

Views

Topological space represented as a topos?

Published on 29 Jan 2019 - 5:39

score 102 · Answer 15 · 2019-01-30 15:08:47

102

Views

What does "topological heuristics" refer to here?

Published on 30 Jan 2019 - 15:08

List Question

Does sheafification of bundles have a right adjoint?

Boolean algebra homomorphisms with adjoints

Motivation for topological categories

Johnstone, Topos theory: families of arrows inducing the same sheaf condition

Clarify definition of 'enough points'

If a Grothendieck topos has a geometric morphism to $Sets$, then it is unique

In algebraic geometry, what kind of theory can only be described by topos but not a site?

Are topoi like topological spaces or like set theory?

The small étale topos of a scheme is equivalent to the category of finite $\pi_1(X,x)$-sets for every scheme $X$ and every geometric point $x$

The big étale and Zariski topoi are generated by small sites

A question about Ščedrov's "Forcing and Classifying Topoi"

What does it mean for two morphisms with different sources and targets to be isomorphic?

Well-Pointed categories vs well-pointed topoi

Topological space represented as a topos?

What does "topological heuristics" refer to here?

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