Integration $I_n=\int _0^{\pi }\:sin^{2n}\theta \:d\theta $
101030
Integration $I_n=\int _0^{\pi }\sin^{2n}\theta d\theta $
74822
How to evaluate $\int_{0}^{\pi }\theta \ln\tan\frac{\theta }{2} \, \mathrm{d}\theta$
153318
Calculating the following integral using complex analysis: $\int_{0}^{\pi}e^{a\cos(\theta)}\cos(a\sin(\theta))\, d\theta$
137551
integral $\int_0^\pi \frac{\cos(2t)}{a^2\sin^2(t)+b^2\cos^2(t)}dt$
144811
Calculate $\int_0^{2\pi} \frac{1}{2+\sin(x)} \ dx$
68421
Residue theorem with $\frac{1}{2\pi}\int_{0}^{2\pi}e^{\cos\theta}\cos(n\theta) d\theta$.
120245
Use integration by parts to express $I(2n) =$ Integral of $\tan^{2n}x\mathrm{d}x$ in terms of $I(2n − 2)$.
28053
Integral of $\sin(e^t)dt$
25489
Evaluate the Integral: $\int e^{2\theta}\ \sin 3\theta\ d\theta$
18672
Integrate $\int_{0}^{\pi}{\frac{x\cos{x}}{1+\sin^{2}{x}}dx}$
54638
Integral $\int^{ \pi /2}_{0} \ln (\sin x)\ dx$
51837
Show that $\int_{0}^{\pi} xf(\sin(x))\text{d}x = \frac{\pi}{2}\int_{0}^{\pi}f(\sin(x))\text{d}x$
48408
Definite Integral of $\sin(\sin x)$
98741
Finding $\int_{0}^{\frac{\pi}{4}} \frac{\tan \theta - \tan^3 \theta}{\ln \tan \theta}$
122395
Integrating $\sec\theta\tan^2\theta d\,\theta$
111601
Evaluating $\int \tan^{1/3}(\theta) d \theta$
148613
Integrate $\int_{0}^{1}{x^{-x}(1-x)^{x-1}\sin{\pi x}dx}$