# Improper integral

• Feb 6th 2013, 09:21 AM
strammer
Improper integral
Prove that $\int_{-\infty}^\infty e^{-ix^2}(1-2ix^2)dx=\int_{-\infty}^\infty e^{-ix^2}dx$
• Feb 6th 2013, 12:00 PM
AZach
Re: Improper integral
I think that the first step should be to split the integral at zero?