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asin	atan2

	Last updated: Tue, 19 Sep 2006

asinh

(PHP 4 >= 4.1.0, PHP 5)

asinh -- Inverse hyperbolic sine

Description

float asinh ( float arg )

Returns the inverse hyperbolic sine of arg, i.e. the value whose hyperbolic sine is arg.

Note: This function is not implemented on Windows platforms.

See also: asin(), acosh(), and atanh().

asin	atan2

	Last updated: Tue, 19 Sep 2006