Question

Prove that if no team loses all of its games, then at least two teams will finish the tournament with the same number of wins

score 995 · Answer 1 · 2026-03-25 04:24:08

995

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Prove that if no team loses all of its games, then at least two teams will finish the tournament with the same number of wins

Published on 25 Mar 2026 - 4:24

score 66 · Answer 2 · 2026-03-28 01:06:13

66

Views

Permutation $(a,b,c,d,e)$ that satisfy $a+b \le c+d+e $

Published on 28 Mar 2026 - 1:06

score 80 · Answer 3 · 2026-03-26 02:53:01

80

Views

How to approach this modulo proof?

Published on 26 Mar 2026 - 2:53

score 88 · Answer 4 · 2026-03-25 07:40:38

88

Views

Inclusion Exclusion principles in combinatorics

Published on 25 Mar 2026 - 7:40

score 53 · Answer 5 · 2018-03-26 13:51:44

53

Views

Is this the correct way to prove bitwise operation statement

Published on 26 Mar 2018 - 13:51

score 366 · Answer 6 · 2026-03-25 07:45:52

366

Views

How many arrangements of the digits $0,1,....,9$ are there that do not end with an $8$ and do not begin with a $3$?

Published on 25 Mar 2026 - 7:45

score 243 · Answer 7 · 2026-03-30 08:55:15

243

Views

Logarithm of $ei$

Published on 30 Mar 2026 - 8:55

score 321 · Answer 8 · 2018-03-27 03:22:43

321

Views

Simplifying Quantified Statement

Published on 27 Mar 2018 - 3:22

score 441 · Answer 9 · 2026-03-28 01:07:26

441

Views

Trying to understand solution: string of eight English letters that start and end with X that contain at least one vowel, if letters can be repeated?

Published on 28 Mar 2026 - 1:07

score 702 · Answer 10 · 2026-03-23 09:04:11

702

Views

Can edge-connectivity version of Menger's theorem be generalized for two subsets of vertices?

Published on 23 Mar 2026 - 9:04

score 60 · Answer 11 · 2018-03-27 06:14:09

60

Views

Give an example of a nonconstant function f from poset A to poset B which is simultaneously increasing and decreasing.

Published on 27 Mar 2018 - 6:14

score 427 · Answer 12 · 2026-03-30 10:39:14

427

Views

Discrete probability involving a full deck of playing cards

Published on 30 Mar 2026 - 10:39

score 389 · Answer 13 · 2018-03-27 19:06:43

389

Views

How many equivalence relations on a 4 element set with a case

Published on 27 Mar 2018 - 19:06

score 1.8k · Answer 14 · 2026-03-25 15:59:01

1.8k

Views

How to find coefficient of multiple binomial expansions quickly?

Published on 25 Mar 2026 - 15:59

score 1.7k · Answer 15 · 2018-03-27 21:06:29

1.7k

Views

Help me understand how to Find f(n)

Published on 27 Mar 2018 - 21:06

List Question

Prove that if no team loses all of its games, then at least two teams will finish the tournament with the same number of wins

Permutation $(a,b,c,d,e)$ that satisfy $a+b \le c+d+e $

How to approach this modulo proof?

Inclusion Exclusion principles in combinatorics

Is this the correct way to prove bitwise operation statement

How many arrangements of the digits $0,1,....,9$ are there that do not end with an $8$ and do not begin with a $3$?

Logarithm of $ei$

Simplifying Quantified Statement

Trying to understand solution: string of eight English letters that start and end with X that contain at least one vowel, if letters can be repeated?

Can edge-connectivity version of Menger's theorem be generalized for two subsets of vertices?

Give an example of a nonconstant function f from poset A to poset B which is simultaneously increasing and decreasing.

Discrete probability involving a full deck of playing cards

How many equivalence relations on a 4 element set with a case

How to find coefficient of multiple binomial expansions quickly?

Help me understand how to Find f(n)

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