Question

How to generate a Penrose tessellation around a given tile?

score 399 · Answer 1 · 2026-03-25 04:39:10

399

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How to generate a Penrose tessellation around a given tile?

Published on 25 Mar 2026 - 4:39

score 69 · Answer 2 · 2018-09-10 19:24:35

69

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I have this types $P(n,r)$, $C(n,r)$, $C(n+r-1,r)$ confusing

Published on 10 Sep 2018 - 19:24

score 4.1k · Answer 3 · 2026-03-27 11:45:26

4.1k

Views

Proving AND distributive law using Boolean algebra

Published on 27 Mar 2026 - 11:45

score 949 · Answer 4 · 2026-04-08 01:09:04

949

Views

Random walk with variable transition probabilities

Published on 08 Apr 2026 - 1:09

score 86 · Answer 5 · 2026-04-01 17:27:20

86

Views

Can anyone explain the intuition behind this proof that a rational number exists between any two real numbers?

Published on 01 Apr 2026 - 17:27

score 43 · Answer 6 · 2026-03-25 11:53:16

43

Views

Pigeon issue calculate the whole "persons"

Published on 25 Mar 2026 - 11:53

score 192 · Answer 7 · 2026-03-25 03:07:41

192

Views

Computing fixpoints of noncrossing matchings of $2n$ points under rotation.

Published on 25 Mar 2026 - 3:07

score 1.6k · Answer 8 · 2018-09-11 18:25:00

1.6k

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Using digits {1, 3, 4, 6, 7}, create the largest five-digit even number that is divisible by 3.

Published on 11 Sep 2018 - 18:25

score 49 · Answer 9 · 2026-04-08 22:21:02

49

Views

Prove there exists a member of a sequence that's less than the average.

Published on 08 Apr 2026 - 22:21

score 38 · Answer 10 · 2026-03-25 20:34:48

38

Views

How to write formal languages for sets $A^2$ and $B^2$?

Published on 25 Mar 2026 - 20:34

score 3.6k · Answer 11 · 2018-09-12 21:49:06

3.6k

Views

Prove that a perfect cube is a multiple of $9$ or differs from a multiple of $9$ by $1$?

Published on 12 Sep 2018 - 21:49

score 1.3k · Answer 12 · 2026-03-25 09:32:04

1.3k

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What is the conditional probability that the first die shows 5, conditional on the event that exactly three dice show 5?

Published on 25 Mar 2026 - 9:32

score 2.2k · Answer 13 · 2026-04-02 12:01:36

2.2k

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$n$ boys and $n$ girls go out to dance. How many ways so they all dance together (boys must dance with girls)?

Published on 02 Apr 2026 - 12:01

score 1.8k · Answer 14 · 2026-04-02 01:26:29

Which of the non-planar graphs below have the property that the removal of any vertex and all edges incidents to it produces a planar graph?

score 146 · Answer 15 · 2018-09-13 09:17:46

146

Views

8 ≡ 6 (mod 2)? Is the (mod 2) applied to both sides?

Published on 13 Sep 2018 - 9:17

List Question

How to generate a Penrose tessellation around a given tile?

I have this types $P(n,r)$, $C(n,r)$, $C(n+r-1,r)$ confusing

Proving AND distributive law using Boolean algebra

Random walk with variable transition probabilities

Can anyone explain the intuition behind this proof that a rational number exists between any two real numbers?

Pigeon issue calculate the whole "persons"

Computing fixpoints of noncrossing matchings of $2n$ points under rotation.

Using digits {1, 3, 4, 6, 7}, create the largest five-digit even number that is divisible by 3.

Prove there exists a member of a sequence that's less than the average.

How to write formal languages for sets $A^2$ and $B^2$?

Prove that a perfect cube is a multiple of $9$ or differs from a multiple of $9$ by $1$?

What is the conditional probability that the first die shows 5, conditional on the event that exactly three dice show 5?

$n$ boys and $n$ girls go out to dance. How many ways so they all dance together (boys must dance with girls)?

Which of the non-planar graphs below have the property that the removal of any vertex and all edges incidents to it produces a planar graph?

8 ≡ 6 (mod 2)? Is the (mod 2) applied to both sides?

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