Integrating $F(x,y,z)=\frac{(0,xz,-xy)}{(y^2+z^2)\sqrt{x^2+y^2+z^2}}$ along a circle
89862
Alternative approach for a line integral?
67340
Integrate $\int \frac{dx}{\sqrt{\sin^3x\sin(x+\alpha)}}$
105765
Integrating $\frac{x^k }{1+\cosh(x)}$
36586
Evaluating $\frac{1}{2\pi}\int_{0}^{2\pi}\frac{1}{1-2t\cos\theta +t^2}d\theta$
67608
Integration of $1/(x^2+x\sqrt{x})$
58909
Evaluation of $\int\frac{dx}{x+ \sqrt{x^2-x+1}}$
10341
complex integration $\frac{1-|a|^{2}}{\pi}\int_{L}\frac{|dz|}{{|z+a|}^{2}}$
53438
I need assistance in integrating $ \frac{x \sin x}{1+(\cos x)^2}$
2411
Integrate $\int_0^{\pi/2} \frac{1}{1+\tan^\alpha{x}}\,\mathrm{d}x$
104094
Integral of $\frac{1}{(1+x^2)^2}$
104583
Simplify $\int \frac{1}{\sqrt{2-x^2}}\, dx$
42992
How do I integrate the following? $\int{\frac{(1+x^{2})\mathrm dx}{(1-x^{2})\sqrt{1+x^{4}}}}$
77377
Complex integration with a $\mathcal{C}^1$ function $f$
137060
Evaluating $\int_0^{\tfrac{\pi}{4}}\ln(\cos x-\sin x)\ln(\cos x) dx - \int_0^{\tfrac{\pi}{4}}\ln(\cos x+\sin x)\ln(\sin x)dx=\frac{G\ln 2}{2}$
64417
Integration of $\int \frac{x^2+20}{(x \sin x+5 \cos x)^2}dx$
155422
Evaluating $\int_{0}^{\frac{\pi}{2}}\frac{\sqrt{\sin x}}{\sqrt{\sin x}+\sqrt{\cos x}}\, \mathrm{d}x$
49794
Solve $f(x^2+y+f(y))=2y+f(x)^2$ over $\mathbb{R}$