Real integral giving complex result
110113
Definite and Indefinite integral give different results for piecewise function
130736
Integrating $\int^0_\pi \frac{x \sin x}{1+\cos^2 x}$
79633
Calculating the integral $\int_{-\infty}^{\infty} x\sin(x)/(x^2+1)^2 dx$
18458
How to plot the result of this singular integral?
122181
Application of Complex Numbers
52864
Line integration in complex analysis
118224
Evaluation of Indefinite Integral resulting in Hypergeometric Function
115469
Integral of Sinc Function Squared Over The Real Line
44737
$ \int_{-\infty}^{\infty} x^4 e^{-ax^2} dx$
9737
Complex number operations: telling Mathematica variables are real
142619
Evaluating the complex integral $\int_{|z|=2}^{}\frac{1}{z^2+1}dz$
30829
A question in Complex Analysis $\int_0^{2\pi}\log(1-2r\cos x +r^2)\,dx$
110690
Real Analysis question on FTC, Integral
86923
Evaluating the integral $\int_0^\infty \frac{x \sin rx }{a^2+x^2} dx$ using only real analysis
104094
Integral of $\frac{1}{(1+x^2)^2}$
131814
Integral with differential is purely imaginary
29602
Integral $ \int_{-\pi/2}^{\pi/2} \frac{1}{2007^x+1}\cdot \frac{\sin^{2008}x}{\sin^{2008}x+\cos^{2008}x}dx $