def __ge__(self, other): return ElementwiseConstraint(self, other, ">=")
def __eq__(self, other): return ElementwiseConstraint(self, other, "==")
def __le__(self, other): # self <= other return ElementwiseConstraint(self, other, "<=")
def __ge__(self, other): return ElementwiseConstraint(self, other, ">=")
def __eq__(self, other): return ElementwiseConstraint(self, other, "==")
def __le__(self, other): # self <= other return ElementwiseConstraint(self, other, "<=")