List questions from equivalence-relations

Published on 03 Jan 2020 - 10:44

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Please help me on this hard questions

Published on 04 Jan 2020 - 17:54

92

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Finding cardinality of a set given equivalent classes

Published on 05 Jan 2020 - 12:29

113

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Equality of equivalence relations that partition the same set.

Published on 26 Mar 2026 - 22:13

51

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Prove $[A]_\sim = \{ Y \space| \space Y^c \in [A]_\sim \}$

Published on 09 Jan 2020 - 21:20

180

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Quotient of a pre-order category

Published on 10 Jan 2020 - 10:26

120

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Prove/ disprove equivalence relation and prove cardinality of subset

Published on 30 Mar 2026 - 20:44

43

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Proving Transitivity for the equivalence relation: $\langle a,b \rangle \sim \langle c,d \rangle \iff a+_{\mathbb{N}}d=b+_{\mathbb{N}}c$

Published on 25 Mar 2026 - 22:03

2.2k

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What does "relation induced by a partition" mean?

Published on 26 Mar 2026 - 22:19

37

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Writing an equivalence relation defined on $ℚ$.

Published on 26 Mar 2026 - 22:17

96

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Prove E is an equivalence relation over $ℝ^2$

Published on 19 Jan 2020 - 22:17

52

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show that the relation give by $\vert x \vert=\vert y \vert$ is an equivalence relation

Published on 20 Jan 2020 - 19:14

58

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Find the equivalence class of this relation

Published on 20 Jan 2020 - 23:31

219

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determine if the relation $xy \geq 1$ is an equivalence relation for $x,y \in R$

Published on 21 Jan 2020 - 0:40

421

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Show that two random variables are equal a.s. and say if they are equal surely as well

Published on 25 Mar 2026 - 13:55

List Question

System of linear equations; equivalence relation realised by row-transformations only

Please help me on this hard questions

Finding cardinality of a set given equivalent classes

Equality of equivalence relations that partition the same set.

Prove $[A]_\sim = \{ Y \space| \space Y^c \in [A]_\sim \}$

Quotient of a pre-order category

Prove/ disprove equivalence relation and prove cardinality of subset

Proving Transitivity for the equivalence relation: $\langle a,b \rangle \sim \langle c,d \rangle \iff a+_{\mathbb{N}}d=b+_{\mathbb{N}}c$

What does "relation induced by a partition" mean?

Writing an equivalence relation defined on $ℚ$.

Prove E is an equivalence relation over $ℝ^2$

show that the relation give by $\vert x \vert=\vert y \vert$ is an equivalence relation

Find the equivalence class of this relation

determine if the relation $xy \geq 1$ is an equivalence relation for $x,y \in R$

Show that two random variables are equal a.s. and say if they are equal surely as well

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