## {4,4}, square 1F + tromino 2F, solution 39 e2. angleunit(pi/2) # the line below lets us specify internal angles angleofs(pi) unittile(1,1,1,1) unittile(1,1,2,1,2,1,1,3) # the Conway notation conway("(0 0')(1 7')(2 2')[3 1'](3' 6')(4' 5')") sublines(1)