id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
1233	Derivative operator	Martin Sjölund	Martin Sjölund	"Modelica Spec 3.2: Section 3.7.2

der(expr): For Real parameters and constants the result is a zero scalar or array of the same size as the variable.

{{class A
  Real a = der(1);
end A;}}

{{class A
  paramater Real pa = 1;
  Real a = der(pa);
end A;}}

Does not work in trunk. Should have a working implementation for arrays and scalars, plus good testcases."	defect	closed	normal				fixed		Martin Sjölund AlexeyLebedev