MAGNETIC POINT GROUP  No. 13: 4mm1'

4mm1'	1	2z	4z	mx	mxy	1'	2z'	4z'	mx'	mxy'	Vector	Bidirector
A1	1	1	1	1	1	1	1	1	1	1	z	z
A2	1	1	1	-1	-1	1	1	1	-1	-1	z	z
B1	1	1	-1	1	-1	1	1	-1	1	-1
B2	1	1	-1	-1	1	1	1	-1	-1	1
E	2	-2	0	0	0	2	-2	0	0	0	{x ,y }{x ,y }
mA1	1	1	1	1	1	-1	-1	-1	-1	-1	z	z
mA2	1	1	1	-1	-1	-1	-1	-1	1	1	z	z
mB1	1	1	-1	1	-1	-1	-1	1	-1	1
mB2	1	1	-1	-1	1	-1	-1	1	1	-1
mE	2	-2	0	0	0	-2	2	0	0	0	{x ,y }{x ,y }