Question

In how may ways can we remove lines such that all dots will still be connected?

score 184 · Answer 1 · 2026-03-26 01:08:05

184

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In how may ways can we remove lines such that all dots will still be connected?

Published on 26 Mar 2026 - 1:08

score 11.1k · Answer 2 · 2019-07-30 07:08:31

11.1k

Views

If $G$ is a simple graph with at least two vertices, prove that $G$ must contain two or more vertices of the same degree

Published on 30 Jul 2019 - 7:08

score 2.4k · Answer 3 · 2019-07-31 04:56:28

2.4k

Views

Number of ways to arrange a collection of objects so that identical objects are not together

Published on 31 Jul 2019 - 4:56

score 112 · Answer 4 · 2019-07-31 09:40:55

112

Views

What will be the sample space of this problem?

Published on 31 Jul 2019 - 9:40

score 417 · Answer 5 · 2019-07-31 12:17:36

417

Views

How many three-digit positive integers are there in which the digit $7$ appears exactly once?

Published on 31 Jul 2019 - 12:17

score 30 · Answer 6 · 2026-04-04 10:47:04

30

Views

Notation for all possible permutations describing the multiplication of two matrices

Published on 04 Apr 2026 - 10:47

score 455 · Answer 7 · 2026-04-04 10:47:14

455

Views

How do you denote position of variable in a set (ordered list)

Published on 04 Apr 2026 - 10:47

score 83 · Answer 8 · 2026-04-03 04:22:37

83

Views

Is there an exchange lemma for permutation groups?

Published on 03 Apr 2026 - 4:22

score 2.9k · Answer 9 · 2019-08-02 00:47:12

2.9k

Views

Letter arrangements of "AAABBC" with length two

Published on 02 Aug 2019 - 0:47

score 2.9k · Answer 10 · 2019-08-02 05:50:31

In what ways the letters of the word "PUZZLE" can be arranged to form the different new words so that the vowels always come together?

score 164 · Answer 11 · 2026-03-27 12:12:16

164

Views

block structure of a subgroup

Published on 27 Mar 2026 - 12:12

score 69 · Answer 12 · 2019-08-02 18:52:34

69

Views

Finding permutations using the general theorem on inclusion & exclusion

Published on 02 Aug 2019 - 18:52

score 1.6k · Answer 13 · 2026-03-25 15:41:17

1.6k

Views

Find the centralizer of $(123)$ in $S_6$.

Published on 25 Mar 2026 - 15:41

score 146 · Answer 14 · 2019-08-03 12:31:32

146

Views

cycle type of product of permutations.

Published on 03 Aug 2019 - 12:31

score 279 · Answer 15 · 2019-08-03 18:46:40

279

Views

Why cannot we use $P(n+r-1 , r)$ to calculate permutations when repetition is allowed?

Published on 03 Aug 2019 - 18:46

List Question

In how may ways can we remove lines such that all dots will still be connected?

If $G$ is a simple graph with at least two vertices, prove that $G$ must contain two or more vertices of the same degree

Number of ways to arrange a collection of objects so that identical objects are not together

What will be the sample space of this problem?

How many three-digit positive integers are there in which the digit $7$ appears exactly once?

Notation for all possible permutations describing the multiplication of two matrices

How do you denote position of variable in a set (ordered list)

Is there an exchange lemma for permutation groups?

Letter arrangements of "AAABBC" with length two

In what ways the letters of the word "PUZZLE" can be arranged to form the different new words so that the vowels always come together?

block structure of a subgroup

Finding permutations using the general theorem on inclusion & exclusion

Find the centralizer of $(123)$ in $S_6$.

cycle type of product of permutations.

Why cannot we use $P(n+r-1 , r)$ to calculate permutations when repetition is allowed?

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