|  |  D.2.3.4 absValue Procedure from librarygeneral.lib(see  general_lib).
 
Example:Usage:
absValue(c); c int, number or poly
Return:
absValue(c); the absolute value of c
Note:
absValue(c)=c if c>=0; absValue=-c if c<=0.
So the function can be applied to any type, for which comparison
 operators are defined.
 
 |  | LIB "general.lib";
ring r1 = 0,x,dp;
absValue(-2002);
==> 2002
poly f=-4;
absValue(f);
==> 4
 | 
 
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