What are the integrals of these functions?

1 ⤊

What are the integrals of these functions?

sin (x^2)
(sin x)/x

2007-09-13 15:08:14 · 2 answers · asked by Brandon 1 in Science & Mathematics ➔ Mathematics

2 answers

Neither function has an elementary antiderivative.
∫ sin(x²) dx defines a new function called a Fresnel
integral.
∫ (sin x)/x dx defines a new function called Si(x),
the sine integral.

2007-09-13 15:49:23 · answer #1 · answered by steiner1745 7 · 1⤊ 0⤋

Either you should memorize Euler's equations or get a CRC (Chemical Rubber Company) Mathematical Reference book.

2007-09-13 22:17:29 · answer #2 · answered by Daniel T 4 · 0⤊ 0⤋