## {4,4}, tromino 1A2 + tromino 1A2, solution 1
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)(2)(1 1')(3 0')(7 2')(4 7')(6 3')(5 5')(4')(6')")
sublines(1)