Improper Integral from Gradshteyn and Ryzhik
123532
An incorrect answer for an integral
155981
Evaluate an proper integral:$\int_0^\infty x\left(\log\left(\frac1{x^2}\right)\right)^n dx$
107351
Evaluate the improper integral $\int_{0}^{\infty}{f(x)-f(2x)\over x}dx$, where $\lim_{x \to \infty} f(x) = L$
102636
Contour Integral: $\int^{\infty}_{0}(1+z^n)^{-1}dz$
31587
Finding a difficult integral
47016
Riemann integral of characteristic function of Cantor set
142516
Evaluating the integral, $\int_{0}^{\infty} \ln\left(1 - e^{-x}\right) \,\mathrm dx $
23049
Riemann integration of a function with finite number of non zero points.
1744
Quadruple Integral $\int\limits_0^1\!\!\int\limits_0^1\!\!\int\limits_0^1\!\!\int\limits_0^1\frac1{1-xyzw}\,dw\,dz\,dy\,dx$
105494
Gaussian-like integral : $\int_0^{\infty} e^{-x^2} \cos( a x) \ \mathrm{d}x$
133212
$\int_C \frac{\log z}{z-z_0} dz$ - Cauchy theorem with $z_0$ outside the interior of $\gamma$
143240
Convergence of Riemann sums for improper integrals
157255
Using residue theorem to integrate from $-\infty$ to $\infty$
16053
Generalized Fresnel integral $\int_0^\infty \sin x^p \, {\rm d}x$
40272
Can we find a closed form for this integral?
80952
A difficult integral evaluation problem
110602
A nasty integral of a rational function