Integral of $\frac{x^2+1}{(1-x^2)\sqrt{1+x^4}}$
42992
How do I integrate the following? $\int{\frac{(1+x^{2})\mathrm dx}{(1-x^{2})\sqrt{1+x^{4}}}}$
47793
Integral $\int_0^1\sqrt{1-x^4}dx$
88670
Evaluating $\int \frac{1}{{x^4+1}} dx$
88815
Integral of $\int \frac{dx}{\sqrt{x^2 -9}}$
141926
A Challenging Logarithmic Integral $\int_0^1 \frac{\log(x)\log(1-x)\log^2(1+x)}{x}dx$
67837
Evaluation of $\int_{0}^{1}\frac{x\ln (x)}{\sqrt{1-x^2}}dx$
31964
Evaluating $\int_0^{\infty}\frac{\ln(x^2+1)}{x^2+1}dx$
91821
Integral of type $\displaystyle \int\frac{1}{\sqrt[4]{x^4+1}}dx$
102156
Integral of $\int_0^{\pi/2} \frac {\sqrt{\sin x}}{\sqrt {\sin x} + \sqrt {\cos x}}$dx
85618
Integral of $\frac{x^\alpha}{(1 + x^2)^2}$ from 0 to $\infty$ using contour integration for $-1 < \alpha <3$
145403
Stuck in integration: $\int {\frac{dx}{( 1+\sqrt {x})\sqrt{(x-{x}^2)}}}$
120388
Evaluate $\int\frac{1}{1+x^6} \,dx$
45622
Value of this definite integral $\int_{0}^{\infty} \frac{ \ln(x)}{x^2+2x+4} dx $
32312
Evaluating the integral $\int \frac{x^2+x}{(e^x+x+1)^2}dx$
6830
Find $\int\frac1x\sqrt\frac{1-x}{1+x}\ dx$
37097
Integral $\int \frac{\sqrt{\sin x}}{\sqrt{\sin x} + \sqrt{\cos x}} dx$
95934
How to integrate $\int\frac{1}{\sqrt{1+x^3}}\mathrm dx$?