Question

Does $m*n \iff (m, n)=n$ define a partial order / an equivalence relation on $\{1,\ldots, 9\}$?

score 94 · Answer 1 · 2026-03-25 19:03:45

94

Views

Does $m*n \iff (m, n)=n$ define a partial order / an equivalence relation on $\{1,\ldots, 9\}$?

Published on 25 Mar 2026 - 19:03

score 210 · Answer 2 · 2026-03-25 06:32:04

210

Views

What is the explicit equivalence relation for an adjunction space $X\cup_f Y$

Published on 25 Mar 2026 - 6:32

score 123 · Answer 3 · 2026-03-18 15:38:00

How many equivalence classes are over $4$-digit strings from $\{1,2,3,4,5,6\}$ if strings are in relation of they differ in order or are the same?

score 25 · Answer 4 · 2026-03-18 08:39:01

25

Views

Please help me on how to properly answer this question on relations

Published on 18 Mar 2026 - 8:39

score 294 · Answer 5 · 2026-03-25 01:29:20

294

Views

Equivalence and convexity in optimization problems with restrictions

Published on 25 Mar 2026 - 1:29

score 57 · Answer 6 · 2026-03-17 19:57:43

57

Views

count equivalence classes of the equivalence relation

Published on 17 Mar 2026 - 19:57

score 39 · Answer 7 · 2026-03-25 04:42:45

39

Views

How to prove the result of orbiting of a symmetric relation is also symmetric?

Published on 25 Mar 2026 - 4:42

score 56 · Answer 8 · 2026-03-25 07:42:04

56

Views

$J/I\trianglelefteq R/J$ Ideal

Published on 25 Mar 2026 - 7:42

score 2k · Answer 9 · 2026-03-18 01:20:10

2k

Views

Cardinality of equivalence classes in a set

Published on 18 Mar 2026 - 1:20

score 819 · Answer 10 · 2026-03-25 08:12:42

819

Views

How do we define functions on quotient sets?

Published on 25 Mar 2026 - 8:12

score 650 · Answer 11 · 2026-03-17 21:07:24

650

Views

Prove that x ~ y if |x-y| $\leq$ 3 is an equivalence relation for x,y elements of the natural numbers

Published on 17 Mar 2026 - 21:07

score 34 · Answer 12 · 2026-03-18 04:25:36

34

Views

Question about equivalence relation that concludes C=D

Published on 18 Mar 2026 - 4:25

score 456 · Answer 13 · 2026-03-26 06:15:14

456

Views

Show that cardinality of a set is an equivalent relation - Equivalent according to Zermelo

Published on 26 Mar 2026 - 6:15

score 1.1k · Answer 14 · 2026-03-25 08:13:00

1.1k

Views

Show that $\mathbb{R}^2/∼$ is homeomorphic to $\mathbb{R}$

Published on 25 Mar 2026 - 8:13

score 48 · Answer 15 · 2026-03-26 03:12:39

48

Views

how many partitions and equivalence relations of A = {a,b,c} exists for example or A {a,b,c,d,e}?

Published on 26 Mar 2026 - 3:12

List Question

Does $m*n \iff (m, n)=n$ define a partial order / an equivalence relation on $\{1,\ldots, 9\}$?

What is the explicit equivalence relation for an adjunction space $X\cup_f Y$

How many equivalence classes are over $4$-digit strings from $\{1,2,3,4,5,6\}$ if strings are in relation of they differ in order or are the same?

Please help me on how to properly answer this question on relations

Equivalence and convexity in optimization problems with restrictions

count equivalence classes of the equivalence relation

How to prove the result of orbiting of a symmetric relation is also symmetric?

$J/I\trianglelefteq R/J$ Ideal

Cardinality of equivalence classes in a set

How do we define functions on quotient sets?

Prove that x ~ y if |x-y| $\leq$ 3 is an equivalence relation for x,y elements of the natural numbers

Question about equivalence relation that concludes C=D

Show that cardinality of a set is an equivalent relation - Equivalent according to Zermelo

Show that $\mathbb{R}^2/∼$ is homeomorphic to $\mathbb{R}$

how many partitions and equivalence relations of A = {a,b,c} exists for example or A {a,b,c,d,e}?

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