Question

Can a relation hold all four properties?

score 199 · Answer 1 · 2026-04-09 05:14:27

199

Views

Can a relation hold all four properties?

Published on 09 Apr 2026 - 5:14

score 282 · Answer 2 · 2026-03-25 09:27:41

282

Views

Smallest pairs to be added to a set to make it an equivalence relation

Published on 25 Mar 2026 - 9:27

score 124 · Answer 3 · 2026-04-14 03:08:48

What is the minimum size of the set and minimum power of a strict relation that can be used for a base case in an inductive proof?

score 25 · Answer 4 · 2026-04-08 21:03:59

25

Views

relations problem :recurrence relation

Published on 08 Apr 2026 - 21:03

score 30 · Answer 5 · 2026-04-14 06:46:53

30

Views

For each relation, determine transitivity?

Published on 14 Apr 2026 - 6:46

score 57 · Answer 6 · 2026-04-16 21:17:03

For acyclic binary relation $B$ on set $X$, there is a pair $(a,b)\in B$ s.t. $(b,c)\not\in B$ for all $c\in X$?

score 878 · Answer 7 · 2026-05-10 12:33:44

878

Views

Elementary Set Theory ~ prove that Intersection of Partitions is also a partition

Published on 10 May 2026 - 12:33

score 194 · Answer 8 · 2026-04-11 20:33:24

194

Views

Is my 'proof' that any strict total order is not total correct?

Published on 11 Apr 2026 - 20:33

score 43 · Answer 9 · 2026-04-30 11:05:05

43

Views

Naming a binary relation

Published on 30 Apr 2026 - 11:05

score 84 · Answer 10 · 2026-05-10 19:05:10

84

Views

Equivalent subset relation

Published on 10 May 2026 - 19:05

score 98 · Answer 11 · 2026-04-17 06:21:19

98

Views

Q: prove or disprove that $\{(x^2, x^3): x \in \mathbb{Q}\}$ is a function

Published on 17 Apr 2026 - 6:21

score 585 · Answer 12 · 2026-04-09 13:37:38

585

Views

Finding domain and range of relations

Published on 09 Apr 2026 - 13:37

score 191 · Answer 13 · 2026-04-17 04:06:20

191

Views

If $\operatorname{Ran} R \subset \operatorname{Dom }S$. Prove $ \operatorname{Dom} (R) \subset\operatorname{Dom}(S \circ R ) $

Published on 17 Apr 2026 - 4:06

score 48 · Answer 14 · 2026-04-17 12:37:26

48

Views

To prove or give counterexample that $R \subset Dom(R) \times Ran(R)$

Published on 17 Apr 2026 - 12:37

score 96 · Answer 15 · 2026-04-16 08:44:30

96

Views

Is $T = \{(f, f (0)) : f \in \mathbb{R^{\mathbb{R}}}\}$ a surjective function?

Published on 16 Apr 2026 - 8:44

List Question

Can a relation hold all four properties?

Smallest pairs to be added to a set to make it an equivalence relation

What is the minimum size of the set and minimum power of a strict relation that can be used for a base case in an inductive proof?

relations problem :recurrence relation

For each relation, determine transitivity?

For acyclic binary relation $B$ on set $X$, there is a pair $(a,b)\in B$ s.t. $(b,c)\not\in B$ for all $c\in X$?

Elementary Set Theory ~ prove that Intersection of Partitions is also a partition

Is my 'proof' that any strict total order is not total correct?

Naming a binary relation

Equivalent subset relation

Q: prove or disprove that $\{(x^2, x^3): x \in \mathbb{Q}\}$ is a function

Finding domain and range of relations

If $\operatorname{Ran} R \subset \operatorname{Dom }S$. Prove $ \operatorname{Dom} (R) \subset\operatorname{Dom}(S \circ R ) $

To prove or give counterexample that $R \subset Dom(R) \times Ran(R)$

Is $T = \{(f, f (0)) : f \in \mathbb{R^{\mathbb{R}}}\}$ a surjective function?

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