Rational Developer for System z
Enterprise PL/I for z/OS, Version 3.8, Language Reference Manual

ASIN

ASIN returns a real floating-point value that is an approximation of the inverse (arc) sine in radians of x.

Read syntax diagramSkip visual syntax diagram>>-ASIN(x)-----------------------------------------------------><
 
x
Real expression, where ABS(x) <= 1.

The result is in the range:

and has the base and precision of x.


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