id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
4253	inverse in OM	shabunin_a@…	Patrick Täuber	"Hello.

How I can realize this function:
x = y^2^, but (-y)^2^ = -x, sqrt(-x) = -y.

My attempt to make this function in file."	defect	closed	high	1.13.0	Backend	v1.12.0	fixed