Question

Calculating factorials modulo a prime

score 718 · Answer 1 · 2018-10-18 23:25:27

718

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Calculating factorials modulo a prime

Published on 18 Oct 2018 - 23:25

score 276 · Answer 2 · 2018-10-19 02:36:03

276

Views

$A \cap (B \cup C) \subseteq (A \cap B) \cup C$ true or false? how to prove?

Published on 19 Oct 2018 - 2:36

score 60 · Answer 3 · 2018-10-19 07:41:11

60

Views

How can I modify $\frac{\cos(x)+1}{2}$ so that the range does not include 0?

Published on 19 Oct 2018 - 7:41

score 319 · Answer 4 · 2018-10-19 14:27:25

319

Views

For all sets $ A $, $B $, $ C $, if $ C - (A \cup B) = \emptyset $ then $ (A \cap B) \cup C \subseteq A \cap (B \cup C) $?

Published on 19 Oct 2018 - 14:27

score 1.3k · Answer 5 · 2018-10-19 14:54:27

1.3k

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Proof that if f(g) is one-to-one, then g is one-to-one

Published on 19 Oct 2018 - 14:54

score 62 · Answer 6 · 2018-10-19 16:21:12

62

Views

Proving whether or not there exist $a,b$ such that $a+b>100$ and $a^2+b^2<1/1000$

Published on 19 Oct 2018 - 16:21

score 57 · Answer 7 · 2026-03-29 10:58:59

57

Views

Induction: How to prove each number can be written as sum of natural numbers such that sum of inverses of these numbers will be 1.

Published on 29 Mar 2026 - 10:58

score 56 · Answer 8 · 2018-10-19 18:12:33

56

Views

How do I take a power set product and find 5 elements such that the intersection between them is an empty set?

Published on 19 Oct 2018 - 18:12

score 43 · Answer 9 · 2026-04-02 22:07:44

43

Views

Mapping the cycle graph into the real line

Published on 02 Apr 2026 - 22:07

score 142 · Answer 10 · 2018-10-20 06:12:02

142

Views

Products of elementary transpositions

Published on 20 Oct 2018 - 6:12

score 142 · Answer 11 · 2018-10-20 06:55:50

142

Views

Simplify this expression: $ \left((p\to q) \land (q \to r)\right)\to (p \to r)$

Published on 20 Oct 2018 - 6:55

score 801 · Answer 12 · 2026-03-28 15:59:37

801

Views

What is the number of arrangements of all the seven letters of the word “EXAMPLE” in which the vowels are all separated?

Published on 28 Mar 2026 - 15:59

score 50 · Answer 13 · 2026-04-09 01:44:03

50

Views

Induction on Fibonacci numbers

Published on 09 Apr 2026 - 1:44

score 194 · Answer 14 · 2018-10-20 14:51:36

194

Views

What does this math symbol mean $|$?

Published on 20 Oct 2018 - 14:51

score 305 · Answer 15 · 2026-03-26 06:32:32

305

Views

Defining a recurrence relation for number of words of length $n$ formed from the alphabet $\{x, y, z\}$ that do not contain the string $xxx$

Published on 26 Mar 2026 - 6:32

List Question

Calculating factorials modulo a prime

$A \cap (B \cup C) \subseteq (A \cap B) \cup C$ true or false? how to prove?

How can I modify $\frac{\cos(x)+1}{2}$ so that the range does not include 0?

For all sets $ A $, $B $, $ C $, if $ C - (A \cup B) = \emptyset $ then $ (A \cap B) \cup C \subseteq A \cap (B \cup C) $?

Proof that if f(g) is one-to-one, then g is one-to-one

Proving whether or not there exist $a,b$ such that $a+b>100$ and $a^2+b^2<1/1000$

Induction: How to prove each number can be written as sum of natural numbers such that sum of inverses of these numbers will be 1.

How do I take a power set product and find 5 elements such that the intersection between them is an empty set?

Mapping the cycle graph into the real line

Products of elementary transpositions

Simplify this expression: $ \left((p\to q) \land (q \to r)\right)\to (p \to r)$

What is the number of arrangements of all the seven letters of the word “EXAMPLE” in which the vowels are all separated?

Induction on Fibonacci numbers

What does this math symbol mean $|$?

Defining a recurrence relation for number of words of length $n$ formed from the alphabet $\{x, y, z\}$ that do not contain the string $xxx$

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