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Hypergeometricx

Enjoys typesetting beautiful mathematical equations.

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  • Kuala Lumpur, Malaysia
  • Member for 6 years, 7 months
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  • Last seen Mar 1 at 3:31

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67 Xmas Maths 2015 Dec 24 '15
52 Xmas Maths 2015 Dec 24 '15
46 Xmas Maths 2014 Dec 26 '14
33 Xmas Maths 2014 Dec 26 '14
24 New Year Maths 2018: $\color{green}{\binom ab+\binom bc+\binom cd}+\color{orange}{\binom de+\binom ef+\binom fg+\binom gh}=\color{red}{2018}$ Dec 31 '17
24 New Year Maths $2019$ Dec 30 '18
22 Combinatorial identity with sum of binomial coefficients Nov 26 '14
20 Proof of the Hockey-Stick Identity: $\sum\limits_{t=0}^n \binom tk = \binom{n+1}{k+1}$ Oct 21 '15
19 What is the integer part of $\sum_{i=2}^{9999} \frac {1}{\sqrt i}?$ Aug 26 '15
18 How to prove the sum of combination is equal to $2^n - 1$ May 12 '16
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