Question

Does $R=\{(x,y) \in \mathbb{Z}\times\mathbb{Z} : 3|(x+y)\}$ define an equivalence relation?

score 57 · Answer 1 · 2026-04-03 18:19:46

57

Views

Does $R=\{(x,y) \in \mathbb{Z}\times\mathbb{Z} : 3|(x+y)\}$ define an equivalence relation?

Published on 03 Apr 2026 - 18:19

score 90 · Answer 2 · 2026-03-30 12:57:00

90

Views

for some or for all

Published on 30 Mar 2026 - 12:57

score 789 · Answer 3 · 2015-04-10 14:46:39

789

Views

How to figure out how many entries are in a relation

Published on 10 Apr 2015 - 14:46

score 287 · Answer 4 · 2026-04-03 18:08:33

287

Views

Complementary Relation Proof

Published on 03 Apr 2026 - 18:08

score 195 · Answer 5 · 2015-04-11 19:09:32

195

Views

Antisymmetric Relation: How can I use the formal definition?

Published on 11 Apr 2015 - 19:09

score 424 · Answer 6 · 2015-04-12 17:23:09

424

Views

Prove if $x$ is greatest lower bound of $U$ then $x$ is the least upper bound of $B$

Published on 12 Apr 2015 - 17:23

score 48 · Answer 7 · 2015-04-12 23:06:08

48

Views

Does a statement have to be true for all conditions to be transitive,symetric,reflexive?

Published on 12 Apr 2015 - 23:06

score 99 · Answer 8 · 2015-04-13 03:49:55

99

Views

Relations equivalence

Published on 13 Apr 2015 - 3:49

score 590 · Answer 9 · 2015-04-13 04:38:28

590

Views

Equivalence Classes points on the plane

Published on 13 Apr 2015 - 4:38

score 607 · Answer 10 · 2026-04-03 18:08:58

607

Views

Relations and Equivalence Sequences

Published on 03 Apr 2026 - 18:08

score 860 · Answer 11 · 2015-04-13 22:27:48

860

Views

How do I find a partition of an equivalence relation?

Published on 13 Apr 2015 - 22:27

score 176 · Answer 12 · 2015-04-14 08:18:12

176

Views

If there are Predicates before Predicate Calculus, why is it called such?

Published on 14 Apr 2015 - 8:18

score 68 · Answer 13 · 2015-04-15 20:21:03

68

Views

Prove $(n,m)R(r,s) \equiv (n>r) \text{ or } (n=r \text{ and } m\geq s)$ is an order relation.

Published on 15 Apr 2015 - 20:21

score 19.7k · Answer 14 · 2015-04-16 18:03:31

19.7k

Views

Which of the following relations on the set of all people are equvilance relations?

Published on 16 Apr 2015 - 18:03

score 2k · Answer 15 · 2015-04-18 02:00:56

2k

Views

Is a total order compatible with a partial order?

Published on 18 Apr 2015 - 2:00

List Question

Does $R=\{(x,y) \in \mathbb{Z}\times\mathbb{Z} : 3|(x+y)\}$ define an equivalence relation?

for some or for all

How to figure out how many entries are in a relation

Complementary Relation Proof

Antisymmetric Relation: How can I use the formal definition?

Prove if $x$ is greatest lower bound of $U$ then $x$ is the least upper bound of $B$

Does a statement have to be true for all conditions to be transitive,symetric,reflexive?

Relations equivalence

Equivalence Classes points on the plane

Relations and Equivalence Sequences

How do I find a partition of an equivalence relation?

If there are Predicates before Predicate Calculus, why is it called such?

Prove $(n,m)R(r,s) \equiv (n>r) \text{ or } (n=r \text{ and } m\geq s)$ is an order relation.

Which of the following relations on the set of all people are equvilance relations?

Is a total order compatible with a partial order?

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