id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
480	Wrong behaviour of some logic functions involving unknown values	imendez	Víctor de Buen Remiro	"This code doesn't work fine:

Real a = Log(0);
Real b = Not(a);       //returns 1 while should be ?
Real c = If(b, 4, -4); //returns nothing and sends an error while should be ?

Regards."	defect	closed	high		Math	1.1.5	major	fixed