Simplifiying sum through integral?
35381
Sum with binomial coefficients: $\sum_{k=1}^m  \frac{1}{k}{m \choose k} $
51489
Simplifying the integral $\int\frac{dx}{(3 + 2\sin x - \cos x)}$ by an easy approach
155439
How can I calculate this Riemann sum?
18975
How to 'sum' a standard deviation?
120088
How do I calculate a double integral like $\iint_\mathbf{D}e^{\frac{x-y}{x+y}}dx\,dy$?
64937
What is the difference between a Summation and an Integration?
155479
Summation of inner products
37178
python's sum() and non-integer values
99843
How to simplify $ \sum_{k=0}^{\infty} \binom{k + r - 1}{k} x^k$
112868
calculate an integration by using residue theorem
15185
Simplest way to integrate $\int \frac{1}{1+\tan x}dx,$
146305
Simplify sum of factorials with mathematical induction
126576
Most efficient way to integrate $\int_0^\pi \sqrt{4\sin^2 x - 4\sin x + 1}\,dx$?
45588
Summing a series with a changing power
75457
How do i simplify the following: $\sum_{i=1}^n (3i^2+4) - \sum_{j=2}^{n+1} (3j^2+1)$
149723
Can I have some assistance in proving this integral?
136556
how to simplify symbolic integration