Question

Standard notation for the the collection of all minimal elements of the set of all upper bounds?

score 183 · Answer 1 · 2013-02-02 16:32:28

183

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Standard notation for the the collection of all minimal elements of the set of all upper bounds?

Published on 02 Feb 2013 - 16:32

score 404 · Answer 2 · 2026-04-12 12:43:35

404

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Is the topology generated by the open intervals of a partially ordered set necessarily T_0?

Published on 12 Apr 2026 - 12:43

score 1.4k · Answer 3 · 2026-04-11 01:08:34

1.4k

Views

Prove the principle of mathematical induction with the well ordering principle

Published on 11 Apr 2026 - 1:08

score 96 · Answer 4 · 2026-04-02 22:11:37

96

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Number of upper sets of size $n$ in a finite tree

Published on 02 Apr 2026 - 22:11

score 195 · Answer 5 · 2026-04-12 04:44:14

195

Views

Atomic Boolean lattice is weakly atomic

Published on 12 Apr 2026 - 4:44

score 1k · Answer 6 · 2026-04-13 02:41:54

1k

Views

Robertson-Seymour fails for topological minor ordering? (I.e., subgraphs and subdivision)

Published on 13 Apr 2026 - 2:41

score 335 · Answer 7 · 2026-04-12 07:52:11

335

Views

Embedding ordered number fields into $\Bbb R$

Published on 12 Apr 2026 - 7:52

score 1.1k · Answer 8 · 2026-04-07 00:00:59

1.1k

Views

Infimum/Supremum of an intersection of subsets of a vector space.

Published on 07 Apr 2026 - 0:00

score 815 · Answer 9 · 2026-04-12 21:39:50

815

Views

Relation on rational numbers that defines a total order

Published on 12 Apr 2026 - 21:39

score 1.1k · Answer 10 · 2026-04-12 20:33:35

1.1k

Views

Width of a product of chains

Published on 12 Apr 2026 - 20:33

score 268 · Answer 11 · 2026-04-13 08:06:12

268

Views

Theorem unique bijection between two well-ordered sets satisfying certain conditions

Published on 13 Apr 2026 - 8:06

score 217 · Answer 12 · 2026-04-12 23:36:23

217

Views

Total Ordering and relation

Published on 12 Apr 2026 - 23:36

score 103 · Answer 13 · 2013-02-14 20:31:18

103

Views

Why am I getting that minimal elements are equivalent to the minimum?

Published on 14 Feb 2013 - 20:31

score 174 · Answer 14 · 2026-04-11 10:21:56

174

Views

What are ideals in a complete lattice?

Published on 11 Apr 2026 - 10:21

score 439 · Answer 15 · 2026-04-11 01:51:32

439

Views

Constructing an order-preserving function between two strict p.o.s that is not one-to-one.

Published on 11 Apr 2026 - 1:51

List Question

Standard notation for the the collection of all minimal elements of the set of all upper bounds?

Is the topology generated by the open intervals of a partially ordered set necessarily T_0?

Prove the principle of mathematical induction with the well ordering principle

Number of upper sets of size $n$ in a finite tree

Atomic Boolean lattice is weakly atomic

Robertson-Seymour fails for topological minor ordering? (I.e., subgraphs and subdivision)

Embedding ordered number fields into $\Bbb R$

Infimum/Supremum of an intersection of subsets of a vector space.

Relation on rational numbers that defines a total order

Width of a product of chains

Theorem unique bijection between two well-ordered sets satisfying certain conditions

Total Ordering and relation

Why am I getting that minimal elements are equivalent to the minimum?

What are ideals in a complete lattice?

Constructing an order-preserving function between two strict p.o.s that is not one-to-one.

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