List questions from relations

Published on 02 Mar 2026 - 16:53

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Set theory : Anti-symmetric but transitive (proof)

Published on 24 Oct 2015 - 15:57

160

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Example of a relation on a finite set

Published on 04 Apr 2026 - 12:04

386

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Is '=' antisymmetric?

Published on 04 Apr 2026 - 11:55

630

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Partial ordering on Natural numbers

Published on 26 Oct 2015 - 11:35

235

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Is this relation anti symmetric

Published on 26 Oct 2015 - 12:13

2k

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Find four binary relations from $\mathbf{\{a,b\}}$ to $\mathbf{\{x,y\}}$ that are not functions from $\mathbf{\{a,b\}}$ to $\mathbf{\{x,y\}}$

Published on 27 Oct 2015 - 2:35

85

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The order deduced from relations in $D_n$

Published on 27 Mar 2026 - 15:24

254

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if $x\mathcal R y$ defined by $|x|+|y| =|x+y|$. Is it an equivalence relation?

Published on 04 Apr 2026 - 12:00

89

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Equivalence classes and equivalent relationship

Published on 04 Apr 2026 - 11:55

126

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What is the etymology of the term "reflexive" in the context of binary relations?

Published on 29 Oct 2015 - 22:16

27

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For Relation $R$ Prove $R^*=I \cup R^+$

Published on 30 Oct 2015 - 8:51

62

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If $R$ is transitive and $S$ is reflexive, Prove $(R\ ; S\ ;R)^2 \subseteq (R\ ;S)^3$

Published on 30 Oct 2015 - 10:10

34

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Relations on cartesian product

Published on 30 Oct 2015 - 10:44

38

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How to prove that $(R; S;R)^n \subseteq (R; S)^n;R$ for all $n \geqslant 1$.

Published on 30 Oct 2015 - 11:58

List Question

Verifying partial order relation

Set theory : Anti-symmetric but transitive (proof)

Example of a relation on a finite set

Is '=' antisymmetric?

Partial ordering on Natural numbers

Is this relation anti symmetric

Find four binary relations from $\mathbf{\{a,b\}}$ to $\mathbf{\{x,y\}}$ that are not functions from $\mathbf{\{a,b\}}$ to $\mathbf{\{x,y\}}$

The order deduced from relations in $D_n$

if $x\mathcal R y$ defined by $|x|+|y| =|x+y|$. Is it an equivalence relation?

Equivalence classes and equivalent relationship

What is the etymology of the term "reflexive" in the context of binary relations?

For Relation $R$ Prove $R^*=I \cup R^+$

If $R$ is transitive and $S$ is reflexive, Prove $(R\ ; S\ ;R)^2 \subseteq (R\ ;S)^3$

Relations on cartesian product

How to prove that $(R; S;R)^n \subseteq (R; S)^n;R$ for all $n \geqslant 1$.

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