Question

What are the equivalence classes of this equivalence relation?

score 117 · Answer 1 · 2020-08-30 08:09:19

117

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What are the equivalence classes of this equivalence relation?

Published on 30 Aug 2020 - 8:09

score 78 · Answer 2 · 2026-04-08 21:09:57

78

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Prove if relation $R$ on set $A$ is a relation equivalence then also $R^{2}$

Published on 08 Apr 2026 - 21:09

score 40 · Answer 3 · 2026-03-21 20:25:01

40

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Find equivalence classes and quotient set of $(x,y)R(w,z)\iff2(x-w)=z-y$

Published on 21 Mar 2026 - 20:25

score 134 · Answer 4 · 2020-08-31 10:21:57

134

Views

Is an equivalence class of an equivalence relation , an equivalence relation itself?

Published on 31 Aug 2020 - 10:21

score 145 · Answer 5 · 2020-08-31 12:26:44

145

Views

If $[a],[b] \in \mathbb{Z}_n^* $ then $[ab] \in \mathbb{Z}_n^*$: a doubt about equivalence classes.

Published on 31 Aug 2020 - 12:26

score 26 · Answer 6 · 2020-09-01 08:26:15

With relations $R, E$ on a set $Y$ (so that: $R, E \subseteq Y \times Y$) prove or disprove: If $R$ and $E$ are transitive, then so is $R \cap E.$

score 126 · Answer 7 · 2020-09-03 00:07:08

126

Views

Verifying that "being isomorphic" is an equivalence relation on the objects of a category

Published on 03 Sep 2020 - 0:07

score 664 · Answer 8 · 2020-09-03 19:23:28

664

Views

Showing the relation "$(x\sim y) \iff x-y $ is even" to be symmetric

Published on 03 Sep 2020 - 19:23

score 127 · Answer 9 · 2020-09-04 21:38:53

127

Views

Natural examples of reflexive, symmetric, transitive closure of a relation

Published on 04 Sep 2020 - 21:38

score 117 · Answer 10 · 2026-03-26 01:17:59

117

Views

Let R and S be binary relations on a set A. Solve for each case: If R and S are i) reflexive, ii) symmetric, iii) transitive, what would R∪S be?

Published on 26 Mar 2026 - 1:17

score 88 · Answer 11 · 2020-09-05 16:28:07

88

Views

How to find a Complete and Independent System of Representatives?

Published on 05 Sep 2020 - 16:28

score 107 · Answer 12 · 2026-03-30 11:59:23

107

Views

Checking whether a map between the fibre of an associated bundle $(P_F:=(P\times F)/\sim_G,\pi_F,M)$ and F is well-defined

Published on 30 Mar 2026 - 11:59

score 32 · Answer 13 · 2020-09-09 19:14:19

32

Views

How do I prove this with relationship properties?

Published on 09 Sep 2020 - 19:14

score 522 · Answer 14 · 2026-04-05 21:38:06

522

Views

I need help proving that Cauchy Sequences form an equivalence relation if and only if they are equivalent

Published on 05 Apr 2026 - 21:38

score 1k · Answer 15 · 2020-09-12 22:22:01

1k

Views

Equivalence relation on a group and normal subgroups

Published on 12 Sep 2020 - 22:22

List Question

What are the equivalence classes of this equivalence relation?

Prove if relation $R$ on set $A$ is a relation equivalence then also $R^{2}$

Find equivalence classes and quotient set of $(x,y)R(w,z)\iff2(x-w)=z-y$

Is an equivalence class of an equivalence relation , an equivalence relation itself?

If $[a],[b] \in \mathbb{Z}_n^* $ then $[ab] \in \mathbb{Z}_n^*$: a doubt about equivalence classes.

With relations $R, E$ on a set $Y$ (so that: $R, E \subseteq Y \times Y$) prove or disprove: If $R$ and $E$ are transitive, then so is $R \cap E.$

Verifying that "being isomorphic" is an equivalence relation on the objects of a category

Showing the relation "$(x\sim y) \iff x-y $ is even" to be symmetric

Natural examples of reflexive, symmetric, transitive closure of a relation

Let R and S be binary relations on a set A. Solve for each case: If R and S are i) reflexive, ii) symmetric, iii) transitive, what would R∪S be?

How to find a Complete and Independent System of Representatives?

Checking whether a map between the fibre of an associated bundle $(P_F:=(P\times F)/\sim_G,\pi_F,M)$ and F is well-defined

How do I prove this with relationship properties?

I need help proving that Cauchy Sequences form an equivalence relation if and only if they are equivalent

Equivalence relation on a group and normal subgroups

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