Question

Partial order of a finite set is an intersection of a finite number of linear orders of this set

score 501 · Answer 1 · 2015-01-20 14:07:38

501

Views

Partial order of a finite set is an intersection of a finite number of linear orders of this set

Published on 20 Jan 2015 - 14:07

score 77 · Answer 2 · 2015-01-20 17:05:39

77

Views

What is the relationship between the cofinality and well orders?

Published on 20 Jan 2015 - 17:05

score 3.3k · Answer 3 · 2015-01-20 18:10:48

3.3k

Views

Prove that every totally ordered set has a well-ordered cofinal subset

Published on 20 Jan 2015 - 18:10

score 341 · Answer 4 · 2015-01-21 17:17:41

341

Views

Question about maps in partially ordered sets

Published on 21 Jan 2015 - 17:17

score 174 · Answer 5 · 2026-03-30 16:48:48

174

Views

Example of a map between two lattices such that the map is an order embedding but not a lattice embedding

Published on 30 Mar 2026 - 16:48

score 132 · Answer 6 · 2015-01-23 15:44:59

132

Views

Condition to be a prewellordering.

Published on 23 Jan 2015 - 15:44

score 865 · Answer 7 · 2026-04-02 18:39:55

865

Views

Understanding proof of Hartogs’ Theorem on Set Theory

Published on 02 Apr 2026 - 18:39

score 188 · Answer 8 · 2015-01-25 05:55:28

188

Views

Universal set for linearly ordered sets of given cardinality

Published on 25 Jan 2015 - 5:55

score 132 · Answer 9 · 2015-01-25 14:23:43

132

Views

Are $((0,1]\cap\mathbb Q)\times\mathbb Q$ and $\mathbb Q \times([0,1)\cap\mathbb Q)$ order isomorphic?

Published on 25 Jan 2015 - 14:23

score 408 · Answer 10 · 2026-03-30 00:15:19

408

Views

Exponentiation on order types

Published on 30 Mar 2026 - 0:15

score 49 · Answer 11 · 2026-03-30 16:46:49

49

Views

Are the maps f(n)=3n and h(x) = the greatest natural number ≤ x residuated?

Published on 30 Mar 2026 - 16:46

score 431 · Answer 12 · 2015-01-28 04:18:49

431

Views

A finite subset of an ordered set contains an $\inf$ and $\sup$

Published on 28 Jan 2015 - 4:18

score 156 · Answer 13 · 2015-01-29 09:00:24

156

Views

Characterisation of the order topology on a linearly ordered set

Published on 29 Jan 2015 - 9:00

score 292 · Answer 14 · 2015-01-29 09:20:57

292

Views

Order topology on a subset may be weaker (but never stronger) than the subspace topology

Published on 29 Jan 2015 - 9:20

score 640 · Answer 15 · 2026-03-26 06:00:52

640

Views

Ordered set and ordered field

Published on 26 Mar 2026 - 6:00

List Question

Partial order of a finite set is an intersection of a finite number of linear orders of this set

What is the relationship between the cofinality and well orders?

Prove that every totally ordered set has a well-ordered cofinal subset

Question about maps in partially ordered sets

Example of a map between two lattices such that the map is an order embedding but not a lattice embedding

Condition to be a prewellordering.

Understanding proof of Hartogs’ Theorem on Set Theory

Universal set for linearly ordered sets of given cardinality

Are $((0,1]\cap\mathbb Q)\times\mathbb Q$ and $\mathbb Q \times([0,1)\cap\mathbb Q)$ order isomorphic?

Exponentiation on order types

Are the maps f(n)=3n and h(x) = the greatest natural number ≤ x residuated?

A finite subset of an ordered set contains an $\inf$ and $\sup$

Characterisation of the order topology on a linearly ordered set

Order topology on a subset may be weaker (but never stronger) than the subspace topology

Ordered set and ordered field

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