Question

The Lattice of Open Sets Determines the Topology

score 240 · Answer 1 · 2026-04-02 12:25:30

240

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The Lattice of Open Sets Determines the Topology

Published on 02 Apr 2026 - 12:25

score 101 · Answer 2 · 2021-02-22 17:09:02

101

Views

Closure operators on powerset lattices generated by Galois connections from relations

Published on 22 Feb 2021 - 17:09

score 206 · Answer 3 · 2021-02-26 10:02:14

206

Views

Order completion of a linear order

Published on 26 Feb 2021 - 10:02

score 183 · Answer 4 · 2021-03-01 17:13:58

183

Views

Why is a poset that has a minimum and a maximum not a lattice (and a complete one at that)?

Published on 01 Mar 2021 - 17:13

score 84 · Answer 5 · 2021-03-05 14:11:34

84

Views

How to prove that $fg$ and $gf$ are order embeddings?

Published on 05 Mar 2021 - 14:11

score 50 · Answer 6 · 2021-03-06 20:06:57

50

Views

Efficient algorithm to determine if two lattice elements have an edge between them?

Published on 06 Mar 2021 - 20:06

score 71 · Answer 7 · 2021-03-09 18:39:16

71

Views

If $A\subset A'$ are Boolean algebras, can the Stone space of $A$ be embedded in the Stone space of $A'$?

Published on 09 Mar 2021 - 18:39

score 153 · Answer 8 · 2026-04-01 00:26:53

153

Views

The union of any directed set of the closed sets of algebraic closure operator is closed?

Published on 01 Apr 2026 - 0:26

score 45 · Answer 9 · 2021-03-22 09:48:42

45

Views

Weakly atomic lattice

Published on 22 Mar 2021 - 9:48

score 36 · Answer 10 · 2026-03-25 20:10:58

36

Views

Regularization of $\max(0,\cdot)$ as an operator in a Hilbert space

Published on 25 Mar 2026 - 20:10

score 261 · Answer 11 · 2026-03-29 16:00:49

261

Views

Calculating the number of increasing properties of subsets of $\Gamma = \{1, 2, 3, 4\}$

Published on 29 Mar 2026 - 16:00

score 80 · Answer 12 · 2026-04-02 12:26:38

80

Views

What are the subfunctors of $\operatorname{Hom}_{\Bbb Q}(q,-)$

Published on 02 Apr 2026 - 12:26

score 124 · Answer 13 · 2021-03-30 18:23:52

124

Views

Proving both defining properties of a distibutive lattice are equivalent

Published on 30 Mar 2021 - 18:23

score 48 · Answer 14 · 2021-04-05 04:10:05

48

Views

'normal' form of order filter of a poset?

Published on 05 Apr 2021 - 4:10

score 43 · Answer 15 · 2021-04-05 14:26:40

43

Views

Calculating an embedding from a maximal order at a split prime to it's matrix representasion.

Published on 05 Apr 2021 - 14:26

List Question

The Lattice of Open Sets Determines the Topology

Closure operators on powerset lattices generated by Galois connections from relations

Order completion of a linear order

Why is a poset that has a minimum and a maximum not a lattice (and a complete one at that)?

How to prove that $fg$ and $gf$ are order embeddings?

Efficient algorithm to determine if two lattice elements have an edge between them?

If $A\subset A'$ are Boolean algebras, can the Stone space of $A$ be embedded in the Stone space of $A'$?

The union of any directed set of the closed sets of algebraic closure operator is closed?

Weakly atomic lattice

Regularization of $\max(0,\cdot)$ as an operator in a Hilbert space

Calculating the number of increasing properties of subsets of $\Gamma = \{1, 2, 3, 4\}$

What are the subfunctors of $\operatorname{Hom}_{\Bbb Q}(q,-)$

Proving both defining properties of a distibutive lattice are equivalent

'normal' form of order filter of a poset?

Calculating an embedding from a maximal order at a split prime to it's matrix representasion.

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