List questions from order-theory

Published on 30 Mar 2026 - 15:15

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How many chains are there in a finite power set?

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Proving that restrictions of partial orders are partial orders

Published on 01 Dec 2015 - 0:30

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Definitions On Landau Notation (Big O and little o)

Published on 01 Dec 2015 - 16:46

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Abelian Groups and orders

Published on 02 Apr 2026 - 6:25

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Abelian Group G and it's order (Let G be an abelian group, and let a∈G)

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Inverse of $ab$ and its order in a group with relations $a^2=e=b^6$ and $ab=b^4a$

Published on 03 Dec 2015 - 13:25

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Prove that every discrete poset is projective.

Published on 03 Dec 2015 - 19:11

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Definitions Continuity Using the Order (Landau) symbolism.

Published on 04 Dec 2015 - 17:40

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order relations & doubts

Published on 05 Dec 2015 - 16:54

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A group with an element of finite order and another element of infinite order?

Published on 05 Dec 2015 - 22:39

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A question on proof of the Zermelo's theorem "Every set is well-orderable."

Published on 30 Mar 2026 - 16:09

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Olympiad problem similar to Sperner's theorem, inspired by OMM 2 ( unproven conjecture of mine)

Published on 11 Dec 2015 - 0:18

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Prove that a simple ordering implies a partial ordering

Published on 11 Dec 2015 - 18:36

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$f'(x)\geq 0$ only, but still strictly increasing

Published on 29 Mar 2026 - 7:39

List Question

On the relation of Completeness Axiom of real numbers and Well Ordering Axiom

How many chains are there in a finite power set?

Proving that restrictions of partial orders are partial orders

Definitions On Landau Notation (Big O and little o)

Abelian Groups and orders

Abelian Group G and it's order (Let G be an abelian group, and let a∈G)

Inverse of $ab$ and its order in a group with relations $a^2=e=b^6$ and $ab=b^4a$

Prove that every discrete poset is projective.

Definitions Continuity Using the Order (Landau) symbolism.

order relations & doubts

A group with an element of finite order and another element of infinite order?

A question on proof of the Zermelo's theorem "Every set is well-orderable."

Olympiad problem similar to Sperner's theorem, inspired by OMM 2 ( unproven conjecture of mine)

Prove that a simple ordering implies a partial ordering

$f'(x)\geq 0$ only, but still strictly increasing

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