Question

How can I prove that an invented operation works with negative numbers?

score 20 · Answer 1 · 2021-04-20 16:01:44

20

Views

How can I prove that an invented operation works with negative numbers?

Published on 20 Apr 2021 - 16:01

score 79 · Answer 2 · 2021-04-21 10:00:07

79

Views

For $G_1$, $G_2$, $G_3$ simple undirected graphs on the same vertices with disjoint edge sets, if $G_1\cup(G_2\cap G_3)=G_2$, then $G_1=G_2$

Published on 21 Apr 2021 - 10:00

score 75 · Answer 3 · 2026-03-26 19:05:09

75

Views

Associativity of binary operations on a two-element underlying set (is there a pattern?)

Published on 26 Mar 2026 - 19:05

score 42 · Answer 4 · 2021-04-25 17:37:42

42

Views

Are Linear Complexes and Simple Graphs the same thing?

Published on 25 Apr 2021 - 17:37

score 76 · Answer 5 · 2026-03-26 19:02:09

76

Views

Number of steps needed to show that a binary operation is associative on n operand

Published on 26 Mar 2026 - 19:02

score 346 · Answer 6 · 2021-04-29 19:16:11

346

Views

Factoring a XOR Expression in an Equation

Published on 29 Apr 2021 - 19:16

score 564 · Answer 7 · 2021-05-01 20:01:32

564

Views

Proof for the bitwise XOR of two numbers to have Odd Number of set bits only when exactly one of them have odd number of bits?

Published on 01 May 2021 - 20:01

score 109 · Answer 8 · 2026-02-23 17:27:35

109

Views

if $\cdot$ and $\odot$ are associative operations on $\mathbb{Z}$ when is the sum $(\cdot + \odot)$ associative?

Published on 23 Feb 2026 - 17:27

score 70 · Answer 9 · 2021-05-25 06:53:51

70

Views

How to find cyclic subgroups of $S_4$ with certain numbers of elements

Published on 25 May 2021 - 6:53

score 44 · Answer 10 · 2021-05-28 19:18:27

44

Views

Number of binary operations isomorphism with 4 elements

Published on 28 May 2021 - 19:18

score 80 · Answer 11 · 2021-05-30 07:51:45

80

Views

XORing two fractions of integers

Published on 30 May 2021 - 7:51

score 43 · Answer 12 · 2021-06-05 15:41:37

43

Views

Non-contradictory axiom system for a binary operation

Published on 05 Jun 2021 - 15:41

score 24 · Answer 13 · 2021-06-21 07:15:11

24

Views

Is closure enough for an operation to be chained?

Published on 21 Jun 2021 - 7:15

score 806 · Answer 14 · 2021-06-27 11:21:33

806

Views

How to show associativity with set of only two elements.

Published on 27 Jun 2021 - 11:21

score 468 · Answer 15 · 2021-07-05 04:24:39

468

Views

Are there precedence (BODMAS kind of) rules in set operations?

Published on 05 Jul 2021 - 4:24

List Question

How can I prove that an invented operation works with negative numbers?

For $G_1$, $G_2$, $G_3$ simple undirected graphs on the same vertices with disjoint edge sets, if $G_1\cup(G_2\cap G_3)=G_2$, then $G_1=G_2$

Associativity of binary operations on a two-element underlying set (is there a pattern?)

Are Linear Complexes and Simple Graphs the same thing?

Number of steps needed to show that a binary operation is associative on n operand

Factoring a XOR Expression in an Equation

Proof for the bitwise XOR of two numbers to have Odd Number of set bits only when exactly one of them have odd number of bits?

if $\cdot$ and $\odot$ are associative operations on $\mathbb{Z}$ when is the sum $(\cdot + \odot)$ associative?

How to find cyclic subgroups of $S_4$ with certain numbers of elements

Number of binary operations isomorphism with 4 elements

XORing two fractions of integers

Non-contradictory axiom system for a binary operation

Is closure enough for an operation to be chained?

How to show associativity with set of only two elements.

Are there precedence (BODMAS kind of) rules in set operations?

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