Why do I get two different indefinate integrals for the same integrand? (u-substitution)
29076
Two different solutions to integral
83191
improper integrals (comparison theorem)
61495
Why does an integral change signs when flipping the boundaries?
89320
Problem with indefinite integration
110113
Definite and Indefinite integral give different results for piecewise function
63596
Rewriting Triple Integral in different order
147144
Integral of triangular relation
75466
During U-substitution, is the $du$ that we use as the infinitesimal in $\int f(u) \ du$ changing size?
102825
Why change the sign of the integral when switching the limits of integration?
125764
Under what conditions does Mathematica give a natural antiderivative when integrating?
47779
Why does this integral have a complex component?
130220
Why should the substitution be injective when integrating by substitution?
141024
Generalising integration by parts for the product of more than two functions
140638
Integrating $\int_0^{\infty} \frac{dx}{1+x^3}$ using residues.
155043
Substitution $\partial_\mu \to D_\mu \equiv \partial_\mu + ieA_\mu$ allows the introduction of electromagnetic interactions
20131
Integration inside and outside of NDSolve
116778
Calculation of an integral via residue.