## {3,4}, triangle 1S3 + triangle 1S3, solution 1
s2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
distunit(edge(3,4))
unittile(1,1,1)
unittile(1,1,1)
# the Conway notation
conway("(0 0')(1 2')(2 1')")