Evaluating the integral $\int_{1/3}^3 \frac{\tan^{-1}(x) } {1+x^2-x} \, dx$
8225
Calculating the integral $\int_{1/3}^{3}\frac{\arctan(x)}{x^2-x+1}\;\mathrm{d}x$
100180
Evaluate the integral $\int_0^\infty \frac{dx}{\sqrt{(x^3+a^3)(x^3+b^3)}}$
71982
Evaluating this integral $ \small\int \frac {x^2 dx} {(x\sin x+\cos x)^2} $
130935
Evaluating $\int_{0}^{1}\frac{x-1}{(x+1)\ln x} dx $
36586
Evaluating $\frac{1}{2\pi}\int_{0}^{2\pi}\frac{1}{1-2t\cos\theta +t^2}d\theta$
130668
Evaluating the integral with trigonometric integrand
59667
Evaluating $\int_0^\infty\frac{\sin(x)}{x^2+1}\, dx$
60944
Evaluating an integral with ${\mathrm{d}t}$ in the numerator, $\int \frac{\mathrm{d}t}{\cos(t)^2}$.
58909
Evaluation of $\int\frac{dx}{x+ \sqrt{x^2-x+1}}$
51488
Evaluating $\int^\pi_{-\pi} \cos^3(x) \cos(ax)~dx$
24589
Integral of $1/(x^2-1)^2$
46217
A nasty indefinite integral $ \int \frac{1}{x(x+1)(x+2)(x+3)(x+4) ... (x+m)} dx $
123694
How to compute the integral $\int_{0}^{\infty} \frac{x^{1/3}}{1+x^{2}} \ dx$
127343
Trigonometric integral involving the fractional part function
143734
Evaluating $\int \frac{\sin\left(x\right)}{1+x^2}dx$
146338
How to evaluate $\int\frac{1+x^4}{(1-x^4)^{3/2}}dx$?
38005
Integral of $\sin (x^3)dx$