Integral of (tan inverse ax)/x(1+x^2) from 0 to infinity using contour integration
102932
Integral $\int_0^\infty \frac{\arctan(x) dx}{x(1+x^2)}$?
62109
$\int_{-\infty}^{\infty} \frac{\cos(αx)}{(x^2+1)(x^2+4)} \mathrm dx$ using Complex methods
31227
Find the indefinite integral $\int {dx \over {(1+x^2) \sqrt{1-x^2}}} $
6717
Evaluation of $\int_{\frac{1}{2014}}^{2014} \frac{\tan^{-1}x}{x} dx$
54831
Integral of $\sqrt{1-x^2}$ using integration by parts
109790
Finding the value of $\int_0^{\pi/2} \frac{dt}{1+(\tan(x))^{\sqrt{2}}}$
24832
Integrating $\frac{1}{\sqrt{ax^2+bx+c}}$ for $a<0$
47206
$-1 = 0$ by integration by parts of $\tan(x)$
7042
Defined integral of $x^{\alpha} (1-x)^{\beta-1}$
152358
integration using residue
104138
How to integrate $\int\limits_0^\infty e^{-a x^2}\cos(b x) dx$ where $a>0$
2411
Integrate $\int_0^{\pi/2} \frac{1}{1+\tan^\alpha{x}}\,\mathrm{d}x$
120168
How to calculate $\int_{0}^{\pi/2}{\{\tan(x)\}dx}$
42279
Evaluating the indefinite integral $ \int \sqrt{\tan x} ~ \mathrm{d}{x}. $
29383
Computing $\int_{-\infty}^{\infty} \frac{\cos x}{x^{2} + a^{2}}dx$ using residue calculus
39629
Indefinite integration of $\int \frac{1}{1+\sqrt{x^2+2x+2}}dx$
44681
Inverse of a function's integral