G20
#<a> = 2
#atan[1]/[1] = 3
#3 = 4
G0 X#<a> Y#45 Z#3
#1 = 5
#6 = [#ABS[-1] + 2]
G0 A#6
G0 B#ABS[-1]
#2 = -1
G0 C#-#2
#-#2 = 6
G0 U#1
G0 V# ABS[-1]
G 0 W 3
M2