Question

Is there a relation that is irreflexive, anti-symmetric and not transitive?

score 3.1k · Answer 1 · 2026-04-11 14:48:54

3.1k

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Is there a relation that is irreflexive, anti-symmetric and not transitive?

Published on 11 Apr 2026 - 14:48

score 816 · Answer 2 · 2014-03-08 19:27:55

816

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prove if x ≡ y (mod m) then GCD(x, m) = GCD(y, m)

Published on 08 Mar 2014 - 19:27

score 61 · Answer 3 · 2014-03-09 08:05:46

61

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If $A_1$ and $A_2$ are countably infinite, and that $A_1\cap A_2=\phi$. Then prove that $A_1 \cup A_2$ is countably infinite.

Published on 09 Mar 2014 - 8:05

score 1.4k · Answer 4 · 2014-03-09 17:35:11

1.4k

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Help determining relations on the set {1, 2, 3}

Published on 09 Mar 2014 - 17:35

score 2.7k · Answer 5 · 2014-03-09 19:10:57

2.7k

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Describing equivalence classes

Published on 09 Mar 2014 - 19:10

score 1.7k · Answer 6 · 2014-03-09 19:40:58

1.7k

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Showing equivalence relation.

Published on 09 Mar 2014 - 19:40

score 1.4k · Answer 7 · 2014-03-09 21:44:33

1.4k

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listing elements of equivalence class

Published on 09 Mar 2014 - 21:44

score 90 · Answer 8 · 2014-03-10 16:07:43

90

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Relation $R$ on $V$ is given by $x+y$ is even

Published on 10 Mar 2014 - 16:07

score 252 · Answer 9 · 2026-04-09 23:50:03

252

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Composition relation of P∘P

Published on 09 Apr 2026 - 23:50

score 49 · Answer 10 · 2026-04-10 17:53:23

49

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Is it possible to find Composite relation $S^{-1}\circ R$

Published on 10 Apr 2026 - 17:53

score 1.6k · Answer 11 · 2026-04-08 23:59:26

1.6k

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Drawing A Hasse Diagram Using Letters

Published on 08 Apr 2026 - 23:59

score 304 · Answer 12 · 2026-03-27 13:03:36

304

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Group of order-automorphisms of the rational numbers

Published on 27 Mar 2026 - 13:03

score 381 · Answer 13 · 2017-04-10 15:56:05

381

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If $R$ is not reflexive, then exist $R^$ such that $R \subset R^$ and $R^*$ is reflexive.

Published on 10 Apr 2017 - 15:56

score 4k · Answer 14 · 2017-04-10 23:50:36

4k

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Why isn't $\{(1, 1), (1, 2), (2, 1)\}$ transitive

Published on 10 Apr 2017 - 23:50

score 55 · Answer 15 · 2017-04-11 02:14:04

55

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What is the process for determining transitivity of a relation set?

Published on 11 Apr 2017 - 2:14

List Question

Is there a relation that is irreflexive, anti-symmetric and not transitive?

prove if x ≡ y (mod m) then GCD(x, m) = GCD(y, m)

If $A_1$ and $A_2$ are countably infinite, and that $A_1\cap A_2=\phi$. Then prove that $A_1 \cup A_2$ is countably infinite.

Help determining relations on the set {1, 2, 3}

Describing equivalence classes

Showing equivalence relation.

listing elements of equivalence class

Relation $R$ on $V$ is given by $x+y$ is even

Composition relation of P∘P

Is it possible to find Composite relation $S^{-1}\circ R$

Drawing A Hasse Diagram Using Letters

Group of order-automorphisms of the rational numbers

If $R$ is not reflexive, then exist $R^$ such that $R \subset R^$ and $R^*$ is reflexive.

Why isn't $\{(1, 1), (1, 2), (2, 1)\}$ transitive

What is the process for determining transitivity of a relation set?

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