Perform this integration: $\int\frac{t}{t^3 + 1}$
9730
Solve the integral $\int_0^\infty x/(x^3+1) dx$
88670
Evaluating $\int \frac{1}{{x^4+1}} dx$
141892
How to evaluate $\int_0^\infty \frac{1}{x^n+1} dx$
41738
Best way to integrate $ \int_0^\infty \frac{e^{-at} - e^{-bt}}{t} \text{d}t $
42992
How do I integrate the following? $\int{\frac{(1+x^{2})\mathrm dx}{(1-x^{2})\sqrt{1+x^{4}}}}$
140638
Integrating $\int_0^{\infty} \frac{dx}{1+x^3}$ using residues.
90095
Integrate $\int_0^{\infty } \frac{\cos x}{x} dx$
64800
Evaluate $\int_0^1 \log \left( \frac{x^2+\sqrt{3}x+1}{x^2-\sqrt{3}x+1} \right) \frac{dx}{x} $
146338
How to evaluate $\int\frac{1+x^4}{(1-x^4)^{3/2}}dx$?
129675
How to integrate $\int \frac{1}{\sin^4x + \cos^4 x} \,dx$?
51489
Simplifying the integral $\int\frac{dx}{(3 + 2\sin x - \cos x)}$ by an easy approach
83325
Integral of $\frac{\sqrt{x^2+1}}{x}$
150809
Compute $ \int_0^1\frac{\ln^2(1+x)}{1+x^2}\, dx$
91821
Integral of type $\displaystyle \int\frac{1}{\sqrt[4]{x^4+1}}dx$
149341
Help me evaluate $\int_0^1 \frac{\log(x+1)}{1+x^2} dx$
63016
Integration of $\int\frac{1}{x^{4}+1}\mathrm dx$
91306
Integration of $\frac{1}{\log(x)}$