# $Header: /var/cvs/mbdyn/mbdyn/mbdyn-web/documentation/examples/modalbody,v 1.5 2009/07/04 17:36:08 masarati Exp $

begin: data;
	problem: initial value;	# the default
end: data;

begin: initial value;
	initial time: 0.;
	final time: 10.;
	time step: 1.e-2;

	max iterations: 10;
	tolerance: 1.e-6;

	derivatives coefficient: 1.e-6;
end: initial value;

begin: control data;
	structural nodes: 2 + 2;
	joints: 1 + 1;
	forces: 1 + 1;
end: control data;

begin: nodes;
	structural: 11, modal,
		null,
		eye,
		null,
		null; 
	structural: 12, static,
		0.,2.,0.,
		eye,
		null,
		null; 

	structural: 21, modal,
		1.,0.,0.,
		eye,
		null,
		null; 
	structural: 22, static,
		1.,2.,0.,
		eye,
		null,
		null; 
end: nodes;

begin: elements;
	joint: 10, modal,
		11,
		2,      # modes number
		3,      # FEM node number
		no damping,
		"hand-made-static.fem",
		1,      # interface nodes
			1003, 12, null;
	force: 10, follower,
		12,
		position, null,
		0.,0.,1.,
		sine, 0.,pi/.1,1.,one,0.;

	joint: 20, modal,
		21,
		2,      # modes number
		3,      # FEM node number
		no damping,
		"hand-made-dynamic.fem",
		1,      # interface nodes
			1003, 22, null;
	force: 20, follower,
		22,
		position, null,
		0.,0.,1.,
		sine, 0.,pi/.1,1.,one,0.;
end: elements;