Exponents Calculation

[Mimi]

Hi All

Pliss dont be mad if my q is so simple.. I'm a newbie
How do i calculate exponents?

I need to do this:

y=1/(1+exp(-x))

i'm stuck at the exponents.. please helppp...

[Ttelmah]

Just make sure you have included the file 'math.h' near the start of your code. This includes the definitions for the exp function.
If you look at the manual page for the function, it should say something like 'requires <math.h>'.

Best Wishes