query: Sum of squared cotangent functions
positive_passages.docid: 83080
positive_passages.text: Question regarding $f(n)=\cot^2\left(\frac\pi n\right)+\cot^2\left(\frac{2\pi}n\right)+\cdots+\cot^2\left(\frac{(n-1)\pi}n\right)$
negative_passages.docid: 68481
negative_passages.text: Finite Summation of Fractional Factorial Series
negative_passages.docid: 74891
negative_passages.text: sum of holomorphic functions
negative_passages.docid: 150101
negative_passages.text: Riemann Sum of $\sqrt{x}$ with uniform partition
negative_passages.docid: 145322
negative_passages.text: Sum of a Hyper-geometric series. (NBHM 2011)
negative_passages.docid: 117200
negative_passages.text: Evaluation of $ \sum_{k=0}^n \cos k\theta $
negative_passages.docid: 36023
negative_passages.text: Showing that $ \sum_{n=1}^{\infty} \arctan \left( \frac{2}{n^2} \right) =\frac{3\pi}{4}$
negative_passages.docid: 108461
negative_passages.text: Sum of Harmonic Numbers
negative_passages.docid: 109599
negative_passages.text: A finite sum involving the binomial coefficients and the harmonic numbers
negative_passages.docid: 114414
negative_passages.text: Sum of $\sum_{k=1}^n\sin{k\theta}$
negative_passages.docid: 124229
negative_passages.text: Simplify $\sum_{k=0}^{\infty} x^ky^{\frac{k(k+1)}{2}}$
negative_passages.docid: 23071
negative_passages.text: Showing that $f_0 (x_1, \ldots, x_m) \mathrm tr A =\displaystyle{ \sum_{i=1}^n} f_0(x_1, \ldots, Ax_i,\ldots, x_m)$
negative_passages.docid: 44653
negative_passages.text: $(\int f_1d\mu)^2+\cdots+(\int f_nd\mu)^2\leq(\int \sqrt{f_1^2+\cdots+f_n^2}d\mu)^2$
negative_passages.docid: 119552
negative_passages.text: Summing Finitely Many Terms of Harmonic Series: $\sum_{k=a}^{b} \frac{1}{k}$
negative_passages.docid: 109180
negative_passages.text: Deriving Sum of a Geometric Progression
negative_passages.docid: 114777
negative_passages.text: Using Rouché's theorem to bound zeroes of partial sums of $e^z$
negative_passages.docid: 69045
negative_passages.text: Solving this summation: $\sum_{i=1}^k i\cdot2^i$