List questions from order-theory

Published on 07 Apr 2020 - 11:26

40

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How does $\frac {1} {a^n}$ compare to $\frac {1} {b^n}$ when $a>b$ and $n>0$?

Published on 31 Mar 2026 - 14:17

68

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Complements being pseudocomplements in a lattice

Published on 29 Mar 2026 - 10:14

82

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Total order on $\mathbb{Z}^{n}_{\geq 0}$

Published on 08 Apr 2020 - 15:25

319

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Question on a step of "A Simple Proof of Zorn's Lemma" by Lewin

Published on 26 Mar 2026 - 11:00

459

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Proving relation on Boolean Algebra is a partial ordering.

Published on 31 Mar 2026 - 15:49

284

Views

Let X := {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43} be ordered by divisibility. Find the maximal and minimal elements of X.

Published on 25 Mar 2026 - 4:43

90

Views

Getting rid of unnecessary sets from uncountable union of subsets

Published on 10 Apr 2020 - 0:34

169

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How to define an total order on $P$?

Published on 10 Apr 2020 - 13:04

92

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The set of weights of a module in the $\mathcal O$ category has a maximal element

Published on 30 Mar 2026 - 17:57

266

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Is there typographical error in Stephen Willard's General Topology proof of Theorem 28.11

Published on 25 Mar 2026 - 22:04

76

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Every compact chain has a convergent subchain

Published on 26 Mar 2026 - 9:37

47

Views

Dense disjoint open intervals

Published on 13 Apr 2020 - 10:27

84

Views

Total ordering on a field defined by a subset

Published on 25 Mar 2026 - 18:24

109

Views

Automorphism group of poset of models of Peano Arithmetic.

Published on 25 Mar 2026 - 3:03

List Question

Coordinates and a partial order

How does $\frac {1} {a^n}$ compare to $\frac {1} {b^n}$ when $a>b$ and $n>0$?

Complements being pseudocomplements in a lattice

Total order on $\mathbb{Z}^{n}_{\geq 0}$

Question on a step of "A Simple Proof of Zorn's Lemma" by Lewin

Proving relation on Boolean Algebra is a partial ordering.

Let X := {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43} be ordered by divisibility. Find the maximal and minimal elements of X.

Getting rid of unnecessary sets from uncountable union of subsets

How to define an total order on $P$?

The set of weights of a module in the $\mathcal O$ category has a maximal element

Is there typographical error in Stephen Willard's General Topology proof of Theorem 28.11

Every compact chain has a convergent subchain

Dense disjoint open intervals

Total ordering on a field defined by a subset

Automorphism group of poset of models of Peano Arithmetic.

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