There are many functions listed in the reference page ( Arduino - Home ) and its subpages , however, that page does not seem to cover all the functions available. For example, the functions of asin(), acos(),atan() and log() are allavailable in the arduin software, but not listed in the pages. So …

Where can I find the Complete Reference?

system January 3, 2013, 6:07pm 4

One useful resource for the deeper parts of the runtime library is the avr-libc documentation:

Best,

-br