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Copyright (C) 2000-2012 Philippe Troin <webmaster@fifi.org>.
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ASIN(x)
ASIN function calculates the arc sine of @x; that is the value whose sine is @x. If @x falls outside the range -1 to 1, ASIN fails and returns the #NUM! error.
This function is Excel compatible.
ASIN(0.5) equals 0.523599.
ASIN(1) equals 1.570797.
SIN, COS, ASINH, DEGREES, RADIANS.