/usr/include/oce/math_BrentMinimum.lxx is in liboce-foundation-dev 0.18.2-2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | // Copyright (c) 1997-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <StdFail_NotDone.hxx>
inline void math_BrentMinimum::Delete() const
{
}
inline Standard_Boolean math_BrentMinimum::IsSolutionReached(math_Function&)
{
const Standard_Real TwoTol = 2.0 * (XTol * fabs(x) + EPSZ);
return (x <= (TwoTol + a)) && (x >= (b - TwoTol));
}
inline Standard_Boolean math_BrentMinimum::IsDone() const
{
return Done;
}
inline Standard_OStream& operator<< (Standard_OStream& o,
const math_BrentMinimum& Br)
{
Br.Dump(o);
return o;
}
inline Standard_Real math_BrentMinimum::Location() const{
StdFail_NotDone_Raise_if(!Done, " ");
return x;
}
inline Standard_Real math_BrentMinimum::Minimum() const{
StdFail_NotDone_Raise_if(!Done, " ");
return fx;
}
inline Standard_Integer math_BrentMinimum::NbIterations() const{
StdFail_NotDone_Raise_if(!Done, " ");
return iter;
}
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