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/*
This file is part of the FElt finite element analysis package.
Copyright (C) 1993-2000 Jason I. Gobat and Darren C. Atkinson
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*****************************************************************************
*
* File: misc.h
*
* Description: contains prototypes of the element convenience routines
* found in element.c
*
*****************************************************************************/
# ifndef _MISC_H
# define _MISC_H
# include "proto.h"
extern double ElementLength PROTO ((Element, unsigned));
extern double ElementArea PROTO ((Element, unsigned));
extern unsigned GaussPoints PROTO ((unsigned, double **, double **));
extern Matrix PlaneStressD PROTO ((Element));
extern Matrix PlaneStrainD PROTO ((Element));
extern Matrix AxisymmetricD PROTO ((Element));
extern Matrix IsotropicD PROTO ((Element));
extern void MultiplyAtBA PROTO ((Matrix, Matrix, Matrix));
extern void ResolveHingeConditions PROTO ((Element));
extern void SetupStressMemory PROTO ((Element));
extern void AllocationError PROTO ((Element, char *));
extern void SetEquivalentForceMemory PROTO ((Element));
extern void AllocateNodalStress PROTO ((Node));
extern Matrix ZeroRowCol PROTO ((Matrix, unsigned));
extern void PrincipalStresses3D PROTO ((double *));
extern void PrincipalStresses2D PROTO ((double *));
# endif /* _MISC_H */
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