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Mathematics
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thetha
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  • Last seen more than 1 year ago
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Combinatorics is like walking on mine field, looks good, looks good, looks good,.... BOOM,Algebra,Orbits,...F*CK!

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4
How many different ways can you distribute $5$ apples and $8$ oranges among six children if every child must receive at least one piece of fruit?
Jul 24, 2017
4
Stirling Numbers $ \sum_{j= m}^{n-r} \binom{n}j {j \brace m} {n-j\brace r} = \binom{m} {m+r} {n\brace m+r} $ Combinatorical Proof or Algebraic
May 6, 2018
3
Stirling Numbers of the Second Kind $ \sum_{j= m}^n {j \brace m} (m+1)^{n-j} = {n+1\brace m+1} $
May 6, 2018
3
To prove $n\binom{2n-1}{n-1}$ is divisible by $n(2n-1)$
Jul 31, 2017
3
Generating Function for $(4,9,16,25,36,.....)$
May 27, 2018
3
Matroid Theory with Graph Theory, Need an Introduction Book
Jun 12, 2018
2
Ulam's Conjecture, Graph isomorphism, Application
Jul 31, 2017
2
Application of Polya's Enumeration Theorem on small cases examples
Aug 1, 2017
2
Automorphismgroups of Graphs, Algorithm
Aug 4, 2017
1
In how many ways to partition(ordered partition) an natural number $n$ so none of the parts is greater then $k$?
Jul 24, 2017