Question

(reflexivity,symmetry,transitivity) relations

score 173 · Answer 1 · 2020-04-07 21:37:01

173

Views

(reflexivity,symmetry,transitivity) relations

Published on 07 Apr 2020 - 21:37

score 699 · Answer 2 · 2026-03-30 04:39:26

699

Views

Explain how can we graph the equation $y+|y|=x+|x|$.( Relation involving absolute values)

Published on 30 Mar 2026 - 4:39

score 458 · Answer 3 · 2020-04-08 22:56:01

458

Views

Proving relation on Boolean Algebra is a partial ordering.

Published on 08 Apr 2020 - 22:56

score 228 · Answer 4 · 2020-04-10 06:31:22

228

Views

Consider the function $f: \mathbb{Z} \to \mathbb{Z}$ defined by $f(x) = 2x$. As a set of pairs, this can be described by

Published on 10 Apr 2020 - 6:31

score 179 · Answer 5 · 2020-04-11 14:44:08

179

Views

If relation $R^2$ is symmetric, R does not need to be symmetric

Published on 11 Apr 2020 - 14:44

score 164 · Answer 6 · 2026-03-26 12:41:09

164

Views

What is the study of relations between structures that are preserved by isomorphisms?

Published on 26 Mar 2026 - 12:41

score 56 · Answer 7 · 2020-04-13 10:55:40

56

Views

Which defination is correct? (symmetric relation)

Published on 13 Apr 2020 - 10:55

score 45 · Answer 8 · 2026-03-28 16:45:53

45

Views

Is relation "xRy iff x^2 + y^2 is odd or y < 0" correct?

Published on 28 Mar 2026 - 16:45

score 54 · Answer 9 · 2026-03-28 16:44:17

54

Views

The complete set of R on the subset of Z when y < 0

Published on 28 Mar 2026 - 16:44

score 110 · Answer 10 · 2026-03-27 04:22:32

110

Views

Composite function. Textbook answer incorrect?

Published on 27 Mar 2026 - 4:22

score 690 · Answer 11 · 2020-04-13 16:40:18

690

Views

Reflexive and symmetric of the relation “xRy iff x^2 + y^2 is odd or y < 0”

Published on 13 Apr 2020 - 16:40

score 521 · Answer 12 · 2020-04-13 21:28:22

521

Views

Given a relation, how do I find the smallest symmetric/transitive relation containing it, and the smallest relation with two equivalence classes?

Published on 13 Apr 2020 - 21:28

score 37 · Answer 13 · 2020-04-15 02:23:24

37

Views

Relation definition problem

Published on 15 Apr 2020 - 2:23

score 52 · Answer 14 · 2020-04-15 17:32:46

52

Views

Show $\sim:=\{(X,Y)\in\mathcal P(Z)\times\mathcal P(Z): X\cap Y\ne\emptyset\}$ isn't transitive.

Published on 15 Apr 2020 - 17:32

score 593 · Answer 15 · 2020-04-15 19:01:15

593

Views

How many relations R are there on a set such that at least one ordered pair in R has a(a particular element) as its first element?

Published on 15 Apr 2020 - 19:01

List Question

(reflexivity,symmetry,transitivity) relations

Explain how can we graph the equation $y+|y|=x+|x|$.( Relation involving absolute values)

Proving relation on Boolean Algebra is a partial ordering.

Consider the function $f: \mathbb{Z} \to \mathbb{Z}$ defined by $f(x) = 2x$. As a set of pairs, this can be described by

If relation $R^2$ is symmetric, R does not need to be symmetric

What is the study of relations between structures that are preserved by isomorphisms?

Which defination is correct? (symmetric relation)

Is relation "xRy iff x^2 + y^2 is odd or y < 0" correct?

The complete set of R on the subset of Z when y < 0

Composite function. Textbook answer incorrect?

Reflexive and symmetric of the relation “xRy iff x^2 + y^2 is odd or y < 0”

Given a relation, how do I find the smallest symmetric/transitive relation containing it, and the smallest relation with two equivalence classes?

Relation definition problem

Show $\sim:=\{(X,Y)\in\mathcal P(Z)\times\mathcal P(Z): X\cap Y\ne\emptyset\}$ isn't transitive.

How many relations R are there on a set such that at least one ordered pair in R has a(a particular element) as its first element?

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