Offline Integral Step-By-Step Calculator calculus:
[*] A indefinite integral
[*] A definite integral
[*] A improper integral
Calculator support one-sign-symbols and some math functions: exp, sin, cos, tan and other.
For example:
x*exp(-b*x^2)
(1+x)^n/(1-x)
sin(a*x)/cos(2*a*x)
and other.