[Main]
Name=asin
Type=Function
Subtype=ROM Call
Header Files=math.h, timath.h
Definition=float asin (float x);
Attributes=__attribute__((__const__))

[ROM Call]
Index=$F6

[Description]
Floating point arc sine.

[Explanation]
asin returns the arc sine of floating point argument <I>x</I>. The result is
always in radians.
<BR><BR>
<B>Note:</B> If the argument is not in range from -1 to 1, asin will return
<A HREF="$$LINK(NAN)">NAN</A>.

[References]
In=casin, basfunc.h/push_asin
Out=itrig
