9 How do I apply something like the double slash notation but not at the end of line? 8 If and summation: why do I have the index of the summation in the final result? 7 GeometricMean definition 7 Replacement Rule for Functions 5 How to extract coefficients of a generating function like this one, using a computer?

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 +30 Simplifying expression containing Gamma +10 How to factor a polynomial expression in MATHEMATICA? +10 What is the definition of Curl in Mathematica? +10 Rewriting partitions using exponents

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### Tags (104)

 29 functions × 8 20 equation-solving × 9 23 special-functions × 8 14 replacement × 6 21 recursion × 10 13 summation × 8 20 simplifying-expressions × 12 13 calculus-and-analysis × 7 20 series-expansion × 9 13 polynomials × 7

### Bookmarks (3)

 2 Calculation of sum \begin{aligned}\sum_{k = 1}^{n - 1}\end{aligned}\left(1+\cos\left(\frac{k\,\pi}{n}\right)\right)^n 0 Create special matrix 0 Dot product returns symbolically when undesired [duplicate]