Top network posts

• 30 How prove this $\sum_{k=1}^{2^{n-1}}\sigma{(2^n-2k+1)}\sigma{(2k-1)}=8^{n-1}$
• 25 Galois group of $x^4-5$
• 22 Makefile prepend and append all elements in array
• 19 Is there a good way to compute Christoffel Symbols
• 16 A new (2018) update to our Terms of Service is here
• 16 Coefficient of $n$th cyclotomic polynomial equals $-\mu(n)$
• 15 Generalizing the sum of consecutive cubes $\sum_{k=1}^n k^3 = \Big(\sum_{k=1}^n k\Big)^2$ to other odd powers
• View more network posts →