C-XSC - A C++ Class Library for Extended Scientific Computing
2.5.4
lx_real.cpp
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/*
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** CXSC is a C++ library for eXtended Scientific Computing (V 2.5.4)
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**
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** Copyright (C) 1990-2000 Institut fuer Angewandte Mathematik,
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** Universitaet Karlsruhe, Germany
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** (C) 2000-2014 Wiss. Rechnen/Softwaretechnologie
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** Universitaet Wuppertal, Germany
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**
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** This library is free software; you can redistribute it and/or
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** modify it under the terms of the GNU Library General Public
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** License as published by the Free Software Foundation; either
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** version 2 of the License, or (at your option) any later version.
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**
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** This library is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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** Library General Public License for more details.
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**
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** You should have received a copy of the GNU Library General Public
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** License along with this library; if not, write to the Free
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** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* CVS $Id: lx_real.cpp,v 1.8 2014/01/30 17:23:47 cxsc Exp $ */
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/*
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** F. Blomquist, University of Wuppertal, 19.09.2007;
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*/
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#include "lx_real.hpp"
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#include "lx_interval.hpp"
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namespace
cxsc
{
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inline
std::ostream& operator << (std::ostream& s,
const
lx_real& b)
throw
()
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// A value a of type lx_real is written to the output channel.
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// The output has the form: {2**(ex),lr}
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{
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lx_interval a(b);
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real p;
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l_interval m;
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l_real x;
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Bin2Dec(a,p,m);
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x =
mid
(m);
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s <<
"{ "
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<<
"10**("
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<< SaveOpt << SetPrecision(0,0) << Fixed << p << RestoreOpt
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<<
")"
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<<
"*"
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<< x
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<<
" }"
;
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return
s;
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}
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}
// end namespace cxsc
cxsc::mid
cvector mid(const cimatrix_subv &mv)
Returns the middle of the matrix.
Definition:
cimatrix.inl:739
cxsc
The namespace cxsc, providing all functionality of the class library C-XSC.
Definition:
cdot.cpp:29
lx_real.cpp
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