Find $\int_0^2 \arctan(\pi x)-\arctan(x)\, \mathrm dx$
31063
Evaluating $\int_0^2(\tan^{-1}(\pi x)-\tan^{-1} x)\,\mathrm{d}x$
25065
What is $\arctan(x) + \arctan(y)$
130736
Integrating $\int^0_\pi \frac{x \sin x}{1+\cos^2 x}$
102932
Integral $\int_0^\infty \frac{\arctan(x) dx}{x(1+x^2)}$?
117602
How to evaluate $\int \cot^2(x) \;\mathrm dx$?
158279
$\int_0^{\pi/2}\ln(\sin(x))$?
142835
Proving :$\arctan(1)+\arctan(2)+ \arctan(3)=\pi$
9653
Evaluate the integral $\int^{\frac{\pi}{2}}_0 \frac{\sin^3x}{\sin^3x+\cos^3x}\,\mathrm dx$.
102314
How to find $\int \sqrt{x^8 + 2 + x^{-8}} \,\mathrm{d}x$?
62173
How do I show that $\int_0^\infty \frac{\sin(ax) \sin(bx)}{x^{2}} \, \mathrm dx = \pi \min(a,b)/2$
68504
Compute $\int_0^1 \frac{\arcsin(x)}{x}dx$
152336
Any hint to solve given integral $\int_0^{2{\pi}}{{d\theta}\over{a^2\cos^2\theta+b^2\sin^2\theta}}$?
130670
Solving Integrals
118800
Calculating $\int_0^\pi \log(1-2a\cos (x)+a^2)\,dx$
116219
How can I find  $\int\frac1{\sqrt[4]{1+x^4}}\mathrm dx$?
71988
Evaluate $\int_0^{2\pi} \frac{\sin^2\theta}{5+4\cos\theta}\,\mathrm d\theta$
117446
calculation of $\int_{0}^{1}\tan^{-1}(1-x+x^2)dx$