(self, sm)
return SubModuleHomomorphism(sm, self.codomain, self.matrix)
Implementation of domain restriction.
Implementation of domain restriction.
Implementation of domain restriction .
def _restrict_domain(self, sm):
        """Implementation of domain restriction."""
        return SubModuleHomomorphism(sm, self.codomain, self.matrix)
def _restrict_domain ( self , sm ) : return SubModuleHomomorphism ( sm , self . codomain , self . matrix )