What kind of logarithm functions / methods are available in objective-c / cocoa-touch?

Question

I\'ve tried searching for logarithm + objective-c, but all I get is math test pages from teachers, or explanations what a logarithm is ;)

I\'ve got some measurements

Answer 1

How about grabbing a book on C standard library functions?

Otherwise, you can try man pages: man 3 logf, for example