Module: sage.schemes.generic.homset
Module-level Functions
R, S, [cat=True], [check=None]) |
X) |
X, B) |
X) |
X, B) |
H) |
Class: SchemeHomset_affine_coordinates
Functions: points
Special Functions: __call__
Class: SchemeHomset_coordinates
self, X, S) |
Functions: value_ring
self) |
Returns S for a homset X(T) where T = Spec(S).
Special Functions: _repr_
Class: SchemeHomset_generic
self, X, Y, [cat=True], [check=None]) |
Functions: natural_map
Special Functions: __call__,
_repr_
self, x, [check=True]) |
sage: f = ZZ.hom(QQ); f Coercion morphism: From: Integer Ring To: Rational Field
sage: H = Hom(Spec(QQ,ZZ), Spec(ZZ)); H Set of points of Spectrum of Integer Ring defined over Rational Field
sage: phi = H(f); phi Affine Scheme morphism: From: Spectrum of Rational Field To: Spectrum of Integer Ring Defn: Coercion morphism: From: Integer Ring To: Rational Field
Class: SchemeHomset_projective_coordinates_field
Functions: points
Special Functions: __call__
Class: SchemeHomset_projective_coordinates_ring
Functions: points
Special Functions: __call__
Class: SchemeHomset_spec