Question

Integrate sin(x²)? How do you do that?

Answer 1

power series

Answer 2

http://www.wolframalpha.com/input/?i=integrate+sin%28x^2%29

definite or indefinite??

Answer 3

seems that indefinite integral does not have closed form ... definite, i think you can use numerical method.

Answer 4

I don't understand it :( i think I haven't done this before.

Answer 5

http://en.wikipedia.org/wiki/Nonelementary_integral