Return the expression multiplied by its lowest common denominator to
make all values integer.
"""
- lcm = functools.reduce(lambda a, b: a*b // gcd(a, b),
+ lcd = functools.reduce(lambda a, b: a*b // gcd(a, b),
[value.denominator for value in self.values()])
- return self * lcm
+ return self * lcd
def subs(self, symbol, expression=None):
"""