NAME norm - calculate a norm of a value SYNOPSIS norm(x) TYPES If x is an object of type xx, the function xx_norm has to have been defined; what this does will be determined by the definition. For non-object x: x number (real or complex) return real DESCRIPTION For real x, norm(x) returns: x^2. For complex x, norm(x) returns: re(x)^2 + im(x)^2. EXAMPLE ; print norm(3.4), norm(-3.4), norm(3 + 4i), norm(4 - 5i) 11.56 11.56 25 41 LIMITS none LINK LIBRARY void normvalue(VALUE *x, VALUE *result) SEE ALSO cmp, epsilon, hypot, abs, near, obj ## Copyright (C) 1999 Landon Curt Noll ## ## Calc is open software; you can redistribute it and/or modify it under ## the terms of the version 2.1 of the GNU Lesser General Public License ## as published by the Free Software Foundation. ## ## Calc is distributed in the hope that it will be useful, but WITHOUT ## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General ## Public License for more details. ## ## A copy of version 2.1 of the GNU Lesser General Public License is ## distributed with calc under the filename COPYING-LGPL. You should have ## received a copy with calc; if not, write to Free Software Foundation, Inc. ## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. ## ## @(#) $Revision: 29.3 $ ## @(#) $Id: norm,v 29.3 2006/05/07 07:25:46 chongo Exp $ ## @(#) $Source: /usr/local/src/cmd/calc/help/RCS/norm,v $ ## ## Under source code control: 1995/10/25 04:03:46 ## File existed as early as: 1995 ## ## chongo /\oo/\ http://www.isthe.com/chongo/ ## Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/