(a, b) -> ()
# one is a global signal that is equal to 1
# e.g. one === 1
#
# coefficients must be literals
#
# an extra (0,one) is added below
# this evaluates to 0 and is thus a no-op
0 = (1*a + 0*one) * (1*one) - (1*b) # assert equality
# no symbolic constraint necessary
# only operating on known values