Reference for Processing (BETA) version 0135+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name

asin()

Examples
float a = PI/3;
float s = sin(a);
float as = asin(s);
// Prints "1.0471976 : 0.86602545 : 1.0471976"
println(a + " : " + s + " : " +  as);

float a = PI + PI/3.0;
float s = sin(a);
float as = asin(s);
// Prints "4.1887903 : -0.86602545 : -1.0471976"
println(a + " : " + s + " : " +  as);
Description The inverse of sin(), returns the arc sine of a value. This function expects the values in the range of -1 to 1 and values are returned in the range 0 to PI (3.1415927).
Syntax
asin(value)
Parameters
value float: numbers between -1 and 1
Usage Web & Application
Related sin()
acos()
atan()
Updated on December 20, 2005 02:03:00pm PST

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