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zed111

Graduate student (not in mathematics) at Carnegie Mellon University

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  • Member for 5 years, 11 months
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  • Last seen Aug 15 at 15:43

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Top posts (50) All Questions Answers | Votes Newest

10 Proof of the inequality $\frac{a}{b+c}+\frac{b}{a+c}+\frac{c}{a+b} \geq \frac{3}{2}$ Jul 3 '14
6 The largest number that will perfectly divide $101^{100}–1$ Mar 15 '15
6 Explain this inequality, related to logarithms May 2 '15
5 Solving for $r$ in ${12\choose{r}}=924$ Jan 6 '15
5 Prove that $89|2^{44}-1$ Jan 18 '15
4 Prove that a prime $p$ can be represented as the difference of two cubes if and only if it is of the form $p = 3k(k+1) + 1$ for some $k$. May 3 '15
3 How to solve this simple yet troublesome differential equation May 3 '15
3 Finding the number of ways of picking three cards Jul 11 '15
3 Proving a basic cyclotomic identity Oct 31 '16
3 Simplifying a Vector Integral Jul 5 '14
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