Question

Pigeonhole principle: From any ten two-digit numbers we can take two subsets with the same sum

score 3.4k · Answer 1 · 2017-01-14 16:38:28

3.4k

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Pigeonhole principle: From any ten two-digit numbers we can take two subsets with the same sum

Published on 14 Jan 2017 - 16:38

score 226 · Answer 2 · 2017-01-15 16:02:25

226

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Prove that there exists a multiple of $2016$, such that the multiple has only $4$ and $6$ as its digits.

Published on 15 Jan 2017 - 16:02

score 797 · Answer 3 · 2017-01-16 18:13:09

797

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Pair of numbers using pigeon hole principle

Published on 16 Jan 2017 - 18:13

score 312 · Answer 4 · 2017-01-17 03:53:35

312

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Prove that there are at least 100 pairs of usable boots

Published on 17 Jan 2017 - 3:53

score 360 · Answer 5 · 2017-01-17 04:12:51

360

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How to solve this mathematical puzzle?

Published on 17 Jan 2017 - 4:12

score 521 · Answer 6 · 2017-01-23 02:01:17

521

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Simple Pigeonhole Principle exercise

Published on 23 Jan 2017 - 2:01

score 1.6k · Answer 7 · 2017-01-25 06:28:23

1.6k

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Pigeon - Hole principle and remainder modulus

Published on 25 Jan 2017 - 6:28

score 205 · Answer 8 · 2017-01-28 09:09:08

205

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How to prove $\exists n \in \Bbb{N} : (1 + 2 + 2^2 + 2^3 + \dots + 2^n) \mod 101 \equiv 0$?

Published on 28 Jan 2017 - 9:09

score 356 · Answer 9 · 2017-01-30 04:53:27

356

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Proof for subset sum problem by direct construction and applying Pigeonhole Principle

Published on 30 Jan 2017 - 4:53

score 284 · Answer 10 · 2017-02-01 07:02:59

284

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Were there 6 consecutive days she went to the gym? pigeon hole principle

Published on 01 Feb 2017 - 7:02

score 127 · Answer 11 · 2017-02-01 12:44:44

127

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Can the pigeonhole principle prove that the Pell equation $p^2-Nq^2=1$ always has a non-trivial solution?

Published on 01 Feb 2017 - 12:44

score 383 · Answer 12 · 2017-02-05 03:04:28

383

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Pigeonhole Principle: Sum of $15$ positive integers is $100$, prove that two of them are the same

Published on 05 Feb 2017 - 3:04

score 1.2k · Answer 13 · 2017-02-06 21:26:40

1.2k

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4 points inside a triangle

Published on 06 Feb 2017 - 21:26

score 369 · Answer 14 · 2017-02-07 21:09:23

369

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If we have $n + 2$ natural numbers there are always $2$ whose sum or difference is a multiple of $2n + 1.$

Published on 07 Feb 2017 - 21:09

score 40 · Answer 15 · 2017-02-13 13:09:16

40

Views

Prove the maximum length of a subsequence.

Published on 13 Feb 2017 - 13:09

List Question

Pigeonhole principle: From any ten two-digit numbers we can take two subsets with the same sum

Prove that there exists a multiple of $2016$, such that the multiple has only $4$ and $6$ as its digits.

Pair of numbers using pigeon hole principle

Prove that there are at least 100 pairs of usable boots

How to solve this mathematical puzzle?

Simple Pigeonhole Principle exercise

Pigeon - Hole principle and remainder modulus

How to prove $\exists n \in \Bbb{N} : (1 + 2 + 2^2 + 2^3 + \dots + 2^n) \mod 101 \equiv 0$?

Proof for subset sum problem by direct construction and applying Pigeonhole Principle

Were there 6 consecutive days she went to the gym? pigeon hole principle

Can the pigeonhole principle prove that the Pell equation $p^2-Nq^2=1$ always has a non-trivial solution?

Pigeonhole Principle: Sum of $15$ positive integers is $100$, prove that two of them are the same

4 points inside a triangle

If we have $n + 2$ natural numbers there are always $2$ whose sum or difference is a multiple of $2n + 1.$

Prove the maximum length of a subsequence.

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