Question

Equivalence relation on a dense linear order to prove there is a rich model

score 106 · Answer 1 · 2026-03-27 14:51:40

106

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Equivalence relation on a dense linear order to prove there is a rich model

Published on 27 Mar 2026 - 14:51

score 393 · Answer 2 · 2026-03-27 23:37:52

393

Views

Fractions: cross-multiply equivalence is least with $\frac{a}b\approx \frac{ac}{bc}$

Published on 27 Mar 2026 - 23:37

score 241 · Answer 3 · 2026-03-25 09:43:48

241

Views

Prove that the equivalence of 2 knots is an equivalence relation.

Published on 25 Mar 2026 - 9:43

score 116 · Answer 4 · 2026-03-25 11:16:17

116

Views

Showing that amphicheirality of 2 knots implies their equivalence.

Published on 25 Mar 2026 - 11:16

score 176 · Answer 5 · 2026-03-27 21:36:25

176

Views

How to show that symmetry holds for equivalence classes of an equivalence relation $R$ on a set $A$?

Published on 27 Mar 2026 - 21:36

score 379 · Answer 6 · 2019-07-01 09:51:18

379

Views

Defining the Equivalence of Categories

Published on 01 Jul 2019 - 9:51

score 548 · Answer 7 · 2026-03-27 23:37:57

548

Views

Quotient field operations are well-defined: fleshing out Vinberg's sketch

Published on 27 Mar 2026 - 23:37

score 500 · Answer 8 · 2026-03-26 14:34:26

500

Views

Intuition about a proof that no natural number is equivalent to a proper subset of itself

Published on 26 Mar 2026 - 14:34

score 44 · Answer 9 · 2026-03-26 09:47:40

44

Views

Length of the largest chain of a poset ordered by set inclusion.

Published on 26 Mar 2026 - 9:47

score 202 · Answer 10 · 2026-03-27 21:36:30

202

Views

some relation $R$ is defined on $\mathbb{R}$ such that $xRy \iff x = 7^{k}y,$ for some $k\in \mathbb{Z}$. Prove that $R$ is an equivalence relation

Published on 27 Mar 2026 - 21:36

score 69 · Answer 11 · 2019-07-09 08:27:52

69

Views

Calculating the quotient set numbers on the relation $(a,b)R(c,d)\iff a+d=b+c$

Published on 09 Jul 2019 - 8:27

score 52 · Answer 12 · 2026-03-27 21:37:31

52

Views

Considering equivalence relations and the compositions of relations

Published on 27 Mar 2026 - 21:37

score 153 · Answer 13 · 2026-03-27 21:35:45

153

Views

How do I prove transitivity of $R = \{(x, y) : x - y \in \mathbb{Z}\}$?

Published on 27 Mar 2026 - 21:35

score 37 · Answer 14 · 2019-07-10 12:33:54

37

Views

Find an Equivalence Class

Published on 10 Jul 2019 - 12:33

score 565 · Answer 15 · 2026-03-27 21:35:34

565

Views

Finding transitive closure of a 3x3 matrix

Published on 27 Mar 2026 - 21:35

List Question

Equivalence relation on a dense linear order to prove there is a rich model

Fractions: cross-multiply equivalence is least with $\frac{a}b\approx \frac{ac}{bc}$

Prove that the equivalence of 2 knots is an equivalence relation.

Showing that amphicheirality of 2 knots implies their equivalence.

How to show that symmetry holds for equivalence classes of an equivalence relation $R$ on a set $A$?

Defining the Equivalence of Categories

Quotient field operations are well-defined: fleshing out Vinberg's sketch

Intuition about a proof that no natural number is equivalent to a proper subset of itself

Length of the largest chain of a poset ordered by set inclusion.

some relation $R$ is defined on $\mathbb{R}$ such that $xRy \iff x = 7^{k}y,$ for some $k\in \mathbb{Z}$. Prove that $R$ is an equivalence relation

Calculating the quotient set numbers on the relation $(a,b)R(c,d)\iff a+d=b+c$

Considering equivalence relations and the compositions of relations

How do I prove transitivity of $R = \{(x, y) : x - y \in \mathbb{Z}\}$?

Find an Equivalence Class

Finding transitive closure of a 3x3 matrix

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