## {4,4}, domino 1R + domino 1F, solution 8
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,2,1,1,2)
unittile(1,1,2,1,1,2)
# the Conway notation
conway("(0 2')(3 2')[1 0'][4 0'](2 3')(5 3')[1' 5'](4')")
sublines(1)