floatsub Class Reference

#include <floatsub.h>

List of all members.

Public Member Functions
void	coarse_local (double *cv, double *lv)
void	displ_extract (long nlgn, lgnode *lgnodes, gnode *gnodes)
	floatsub (void)
void	local_coarse (double *cv, double *lv)
void	ndof_subdom (gnode *gnodes)
long	number_of_lagr_mult (long nlgn, lgnode *lgnodes, gnode *gnodes)
	~floatsub (void)
Public Attributes
long **	extrtab
	extraction table, contains nonzero entries of constraint matrix
long *	fdofd
	array containing number of the first unknown on subdomains
long *	fensd
	first element numbers on subdomains
long *	fnnsd
	first node numbers on subdomains
long *	ndofd
	array containing numbers of DOFs on particular subdomains
long *	nesd
	number of elements on particular subdomains
long	nlm
	the number of Lagrange multipliers
long *	nnsd
	the number of nodes on particular subdomains
long	nsd
	the number of subdomains (for problems with floating parts)

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Detailed Description

class floatsub

class deals with floating subdomains floating subdomains are used in e.g. problem of reinforcement in matrix, pull-out test, etc.

JK, 7.11.2005

Definition at line 15 of file floatsub.h.

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Constructor & Destructor Documentation

floatsub

(

void

)

Definition at line 4 of file floatsub.cpp.

References fdofd, fensd, fnnsd, ndofd, nesd, nnsd, and nsd.

~floatsub

(

void

)

Definition at line 18 of file floatsub.cpp.

References fdofd, fensd, fnnsd, ndofd, nesd, and nnsd.

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Member Function Documentation

void coarse_local	(	double *	cv,
		double *	lv
	)

function localizes appropriate components from coarse vector to local vector

Parameters:

	cv	- coarse vector
	lv	- local vector

JK, 18.11.2005

Definition at line 193 of file floatsub.cpp.

References extrtab, and nlm.

void displ_extract	(	long	nlgn,
		lgnode *	lgnodes,
		gnode *	gnodes
	)

function assembles extraction matrix E for problems with floating subdomains

JK, 18.11.2005

Definition at line 99 of file floatsub.cpp.

References gnode::cn, extrtab, gnode::ndofn, lgnode::nl, nlm, and lgnode::nodes.

void local_coarse	(	double *	cv,
		double *	lv
	)

function extracts appropriate components from local vector to coarse vector

Parameters:

	cv	- coarse vector
	lv	- local vector

JK, 18.11.2005

Definition at line 162 of file floatsub.cpp.

References extrtab, and nlm.

void ndof_subdom

(

gnode *

gnodes

)

function assembles arrays with numbers of DOFs and first numbers of DOFs on subdomains

JK, 6.11.2005

Definition at line 30 of file floatsub.cpp.

References gnode::cn, fdofd, fnnsd, ndofd, and nsd.

Referenced by mefel_init().

long number_of_lagr_mult	(	long	nlgn,
		lgnode *	lgnodes,
		gnode *	gnodes
	)

function computes number of Lagrange multipliers in the problem

Parameters:

	nlgn	- number of layered general nodes
	lgnodes	- layered general nodes
	gnodes	- general nodes

JK, 18.11.2005

Definition at line 59 of file floatsub.cpp.

References gnode::ndofn, lgnode::nl, nlm, and lgnode::nodes.

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Member Data Documentation

long** extrtab

extraction table, contains nonzero entries of constraint matrix

Definition at line 46 of file floatsub.h.

Referenced by coarse_local(), displ_extract(), and local_coarse().

long* fdofd

array containing number of the first unknown on subdomains

Definition at line 41 of file floatsub.h.

Referenced by floatsub(), ndof_subdom(), and ~floatsub().

long* fensd

first element numbers on subdomains

Definition at line 37 of file floatsub.h.

Referenced by floatsub(), and ~floatsub().

long* fnnsd

first node numbers on subdomains

Definition at line 33 of file floatsub.h.

Referenced by floatsub(), ndof_subdom(), and ~floatsub().

long* ndofd

array containing numbers of DOFs on particular subdomains

Definition at line 39 of file floatsub.h.

Referenced by floatsub(), ndof_subdom(), and ~floatsub().

long* nesd

number of elements on particular subdomains

Definition at line 35 of file floatsub.h.

Referenced by floatsub(), and ~floatsub().

long nlm

the number of Lagrange multipliers

Definition at line 44 of file floatsub.h.

Referenced by coarse_local(), displ_extract(), local_coarse(), and number_of_lagr_mult().

long* nnsd

the number of nodes on particular subdomains

Definition at line 31 of file floatsub.h.

Referenced by floatsub(), and ~floatsub().

long nsd

the number of subdomains (for problems with floating parts)

Definition at line 29 of file floatsub.h.

Referenced by floatsub(), and ndof_subdom().

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The documentation for this class was generated from the following files:

• SIFEL/GEFEL/floatsub.h
• SIFEL/GEFEL/floatsub.cpp