id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
2866	initial()  influences DAE	Vitalij Ruge	Lennart Ochel	"Consider this example
{{{#!mo
model nls
  Real x;
  Real y;
  Real z;
equation
  if initial() then
    x = y^2;
    y = x^2 + z;
    z = sqrt(x);
  else
    x = y;
    y = z;
    z = 2*x + time;
  end if;
end nls;

model ls
  Real x;
  Real y;
  Real z;
initial equation
  x = y^2;
  y = x^2 + z;
  z = sqrt(x);
equation
  x = y; // y = x
  y = z; // y = x = z
  z = 2*x + time; // x = 2*x - time // x = time
end ls;
}}}
In {{{nls}}} we creating a nonlinear system and in {{{ls}}} we creating a linear system for the DAE.
The models {{{nls}}} and {{{ls}}} are should be have the same DAE!"	defect	closed	low	1.9.4	Backend	trunk	fixed