Question

Confusion regarding number of ordered pairs for symmetry/asymmetry

score 295 · Answer 1 · 2026-03-27 14:55:13

295

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Confusion regarding number of ordered pairs for symmetry/asymmetry

Published on 27 Mar 2026 - 14:55

score 161 · Answer 2 · 2026-03-29 11:43:32

161

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Smallest lattice which is a boolean algebra can contain only one element?

Published on 29 Mar 2026 - 11:43

score 38 · Answer 3 · 2020-07-01 10:45:42

38

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Partially ordered set- maximum and minimum elements.

Published on 01 Jul 2020 - 10:45

score 74 · Answer 4 · 2020-07-01 15:22:00

74

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How does relation R on A not satisfy these conditions?

Published on 01 Jul 2020 - 15:22

score 125 · Answer 5 · 2026-02-23 10:22:30

125

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I have a problem understanding the proof of numbers (Derangements)

Published on 23 Feb 2026 - 10:22

score 132 · Answer 6 · 2026-03-27 06:08:22

132

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Giving an example of a strictly monotone function which is not injective.

Published on 27 Mar 2026 - 6:08

score 48 · Answer 7 · 2026-04-01 02:58:35

48

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Relation $S$ is equivalence reltion in set $A$. Is relation $S^{-1}$ equivalence relation in set $A$ either?

Published on 01 Apr 2026 - 2:58

score 276 · Answer 8 · 2020-07-06 07:43:14

276

Views

Is equality under the integers {...-2,-1,0,1,2,...} symmetric and antisymmetric?

Published on 06 Jul 2020 - 7:43

score 101 · Answer 9 · 2020-07-06 23:02:55

101

Views

What is a binary relation and transitive closure?

Published on 06 Jul 2020 - 23:02

score 355 · Answer 10 · 2020-07-07 15:57:38

355

Views

Find a relation which is reflexive and symmetric but not transitive on integers

Published on 07 Jul 2020 - 15:57

score 57 · Answer 11 · 2020-07-08 01:54:57

57

Views

Number of asymmetric partial functions over a finite non-empty set

Published on 08 Jul 2020 - 1:54

score 44 · Answer 12 · 2020-07-09 19:15:12

44

Views

Determine if relation $R$ is an equivalence relation and if it is describe the equivalence classes. $(x-y) \cup (y-x)$

Published on 09 Jul 2020 - 19:15

score 55 · Answer 13 · 2020-07-10 02:31:39

55

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$f^(U_1 \times ... \times U_k) = \bigcap_{i=1}^k f^_i(U_i)$

Published on 10 Jul 2020 - 2:31

score 198 · Answer 14 · 2020-07-11 19:39:54

198

Views

Prob. 3 (d), Sec. 1, in G.F. Simmon's INTRO TO TOPOLOGY & MODERN ANALYSIS

Published on 11 Jul 2020 - 19:39

score 832 · Answer 15 · 2020-07-11 22:43:46

832

Views

Prove that the functions $F$ and $G$ which have same domain and range are equal.

Published on 11 Jul 2020 - 22:43

List Question

Confusion regarding number of ordered pairs for symmetry/asymmetry

Smallest lattice which is a boolean algebra can contain only one element?

Partially ordered set- maximum and minimum elements.

How does relation R on A not satisfy these conditions?

I have a problem understanding the proof of numbers (Derangements)

Giving an example of a strictly monotone function which is not injective.

Relation $S$ is equivalence reltion in set $A$. Is relation $S^{-1}$ equivalence relation in set $A$ either?

Is equality under the integers {...-2,-1,0,1,2,...} symmetric and antisymmetric?

What is a binary relation and transitive closure?

Find a relation which is reflexive and symmetric but not transitive on integers

Number of asymmetric partial functions over a finite non-empty set

Determine if relation $R$ is an equivalence relation and if it is describe the equivalence classes. $(x-y) \cup (y-x)$

$f^(U_1 \times ... \times U_k) = \bigcap_{i=1}^k f^_i(U_i)$

Prob. 3 (d), Sec. 1, in G.F. Simmon's INTRO TO TOPOLOGY & MODERN ANALYSIS

Prove that the functions $F$ and $G$ which have same domain and range are equal.

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