#*-------------------------------------------------------------------
* EMSO Model Library (EML) Copyright (C) 2004 - 2007 ALSOC.
*
* This LIBRARY is free software; you can distribute it and/or modify
* it under the therms of the ALSOC FREE LICENSE as available at
* http://www.enq.ufrgs.br/alsoc.
*
* EMSO Copyright (C) 2004 - 2007 ALSOC, original code
* from http://www.rps.eng.br Copyright (C) 2002-2004.
* All rights reserved.
*
* EMSO is distributed under the therms of the ALSOC LICENSE as
* available at http://www.enq.ufrgs.br/alsoc.
*
*--------------------------------------------------------------------
* FlowSheet showing how to use the 'if' conditional.
*--------------------------------------------------------------------
* Author: Rafael de Pelegrini Soares
* $Id: sample_if.mso 182 2007-03-06 00:02:04Z rafael $
*--------------------------------------------------------------------*#

FlowSheet TestIF
	VARIABLES
	y as Real(Lower = -2);
	x as Real;
	z as Real;

	EQUATIONS
	if x < 1 then
		diff(y) = 1 / 's';
		z = 3;
	else
		diff(y) = - 1 / 's';
		if y < 1 then
			z = x + y;
		else
			z = 10;
		end		
	end
	
	diff(x) = y / 's';

	INITIAL
	x = 0;
	y = 0;
	
	OPTIONS
	TimeStep = 0.1;
	TimeEnd = 10.0;
	TimeUnit = 's';
end