def __rsub__(self, poly):
"""Subtract a polynomial from a polynomial"""
if type(poly) == int:
poly = ZPoly([poly])
L = poly_add(self.coef, [-c for c in poly.coef])
return ZPoly(L)
def __add__(self, poly):
"""Add a polynomial to a polynomial"""
if type(poly) != ZPoly:
poly = ZPoly([poly])
L = poly_add(self.coef, poly.coef)
return ZPoly(L)
def __sub__(self,poly):
"""Subtract a polynomial from a polynomial"""
if type(poly) != RPoly:
poly = RPoly([poly])
L = poly_add(self.coef,[-c for c in poly.coef])
return RPoly(L,self)
def __sub__(self, poly):
"""Subtract a polynomial from a polynomial"""
if type(poly) == int or type(poly) == Rational:
poly = QPoly([poly])
L = poly_add(self.coef, [-c for c in poly.coef])
return QPoly(L, self)
def __add__(self, poly):
"""Add a polynomial to a polynomial"""
if type(poly) == int or type(poly) == Rational:
poly = QPoly([poly])
L = poly_add(self.coef, poly.coef)
return QPoly(L)
def __rsub__(self,poly):
"""Subtract a polynomial from a polynomial"""
if type(poly) != Polynomial:
poly = Polynomial([poly])
if self.modulus != poly.modulus:
raise Exception("Modulus does not match.")
L = poly_add(self.coef,[-c for c in poly.coef],self.modulus)
return Polynomial(L,self.modulus)
def __radd__(self,poly):
"""Add a polynomial to a polynomial"""
if type(poly) != Polynomial:
poly = Polynomial([poly])
if self.modulus != poly.modulus:
raise Exception("Modulus does not match.")
L = poly_add(self.coef,poly.coef,self.modulus)
return Polynomial(L,self.modulus)
