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53 lines
1.4 KiB
Plaintext
53 lines
1.4 KiB
Plaintext
NAME
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re - real part of a real or complex number
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SYNOPSIS
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re(x)
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TYPES
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x real or complex
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return real
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DESCRIPTION
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If x = u + v * 1i where u and v are real, re(x) returns u.
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EXAMPLE
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; print re(2), re(2 + 3i), re(-4.25 - 7i)
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2 2 -4.25
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LIMITS
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none
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LINK LIBRARY
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COMPLEX *c_imag(COMPLEX *x)
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SEE ALSO
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im
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## Copyright (C) 1999 Landon Curt Noll
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##
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## Calc is open software; you can redistribute it and/or modify it under
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## the terms of the version 2.1 of the GNU Lesser General Public License
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## as published by the Free Software Foundation.
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##
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## Calc is distributed in the hope that it will be useful, but WITHOUT
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## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
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## Public License for more details.
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##
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## A copy of version 2.1 of the GNU Lesser General Public License is
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## distributed with calc under the filename COPYING-LGPL. You should have
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## received a copy with calc; if not, write to Free Software Foundation, Inc.
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## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
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##
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## @(#) $Revision: 29.4 $
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## @(#) $Id: re,v 29.4 2006/05/07 07:25:46 chongo Exp $
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## @(#) $Source: /usr/local/src/cmd/calc/help/RCS/re,v $
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##
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## Under source code control: 1995/10/05 04:52:27
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## File existed as early as: 1995
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##
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## chongo <was here> /\oo/\ http://www.isthe.com/chongo/
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## Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
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