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#
# fmath.tcl --
#
# Contains a package of procs that interface to the Tcl expr command built-in
# functions. These procs provide compatibility with older versions of TclX and
# are also generally useful.
#------------------------------------------------------------------------------
# Copyright 1993-1999 Karl Lehenbauer and Mark Diekhans.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation for any purpose and without fee is hereby granted, provided
# that the above copyright notice appear in all copies. Karl Lehenbauer and
# Mark Diekhans make no representations about the suitability of this
# software for any purpose. It is provided "as is" without express or
# implied warranty.
#------------------------------------------------------------------------------
# $Id: fmath.tcl,v 1.2 2002/04/02 03:00:14 hobbs Exp $
#------------------------------------------------------------------------------
#@package: TclX-fmath acos asin atan ceil cos cosh exp fabs floor log log10 \
sin sinh sqrt tan tanh fmod pow atan2 abs double int round
proc acos x {uplevel 1 [list expr acos($x)]}
proc asin x {uplevel 1 [list expr asin($x)]}
proc atan x {uplevel 1 [list expr atan($x)]}
proc ceil x {uplevel 1 [list expr ceil($x)]}
proc cos x {uplevel 1 [list expr cos($x)]}
proc cosh x {uplevel 1 [list expr cosh($x)]}
proc exp x {uplevel 1 [list expr exp($x)]}
proc fabs x {uplevel 1 [list expr abs($x)]}
proc floor x {uplevel 1 [list expr floor($x)]}
proc log x {uplevel 1 [list expr log($x)]}
proc log10 x {uplevel 1 [list expr log10($x)]}
proc sin x {uplevel 1 [list expr sin($x)]}
proc sinh x {uplevel 1 [list expr sinh($x)]}
proc sqrt x {uplevel 1 [list expr sqrt($x)]}
proc tan x {uplevel 1 [list expr tan($x)]}
proc tanh x {uplevel 1 [list expr tanh($x)]}
proc fmod {x n} {uplevel 1 [list expr fmod($x,$n)]}
proc pow {x n} {uplevel 1 [list expr pow($x,$n)]}
# New functions that TclX did not provide in eariler versions.
proc atan2 x {uplevel 1 [list expr atan2($x)]}
proc abs x {uplevel 1 [list expr abs($x)]}
proc double x {uplevel 1 [list expr double($x)]}
proc int x {uplevel 1 [list expr int($x)]}
proc round x {uplevel 1 [list expr round($x)]}