Is there a way to integrate $\int \frac{1}{f'(x)}dx$?
51291
How can I express $\int \frac{1}{f'(x)}$ in terms of $f(x)$
140260
Is $\int \frac{1}{2x} \, dx $ equal to $\frac{\ln|2x|}{2}+ C$ or $\frac{\ln|x|}{2}+ C$
77377
Complex integration with a $\mathcal{C}^1$ function $f$
75267
integrate the following function: $\int_{0}^{\infty} \frac{\log{x}}{x^{2}+a^{2}} \ dx$
64743
How do I evaluate the integral $\int \frac{1}{x^3 -1}dx$
89346
How do you integrate $\int \frac{1}{a + \cos x} dx$?
119572
Finding the integral of $\frac{x}{e^x + 1}$
21390
How to integrate $\int_0^{\infty} \frac{e^{ax} - e^{bx}}{(1 + e^{ax})(1+ e^{bx})}dx$ where $a,b > 0$.
132388
Calculate $I=\int_0^1\frac{\ln(1+x)}{1+x^2}\,dx$
95934
How to integrate $\int\frac{1}{\sqrt{1+x^3}}\mathrm dx$?
89387
Integrate : $\int \frac{x^2}{(x\cos x -\sin x)(x\sin x +\cos x)}dx$
68241
Integral $\int_0^1 \frac{\ln(1-x)\ln(1+x^2)}{x}dx$
45841
integral of $\int_{0}^{1}\frac{\ln(x^{2}+1)}{x+1}dx$ using contour integration?
108554
Integrating $\int_0^\infty\frac{1}{1+x^6}dx$
91306
Integration of $\frac{1}{\log(x)}$
1626
How do we prove $\int_I\int_x^1\frac{1}{t}f(t)\text{ dt}\text{ dx}=\int_If(x)\text{ dx}$
144406
Integrating a difficult function (Numerically ?)