## {4,4}, tromino 1F + tromino 1F, solution 45
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,2,2,1,1,2,2)
unittile(1,1,2,2,1,1,2,2)
# the Conway notation
conway("(0 0')(1 5)[2 2'][3 3'][4 4'](6 7')(7 6')(1' 5')")
sublines(1)