2.10.4 Commands and Functions returning RINGHOM |
CanonicalHom | canonical homomorphism |
CoeffEmbeddingHom | returns the coefficient embedding homomorphism of a polynomial ring |
EmbeddingHom | returns the embedding homomorphism of a fraction field |
InducedHom | homomorphism induced by a homomorphism |
PolyAlgebraHom | homomorphism of polynomial algebras |
PolyRingHom | homomorphism of polynomial rings |
QQEmbeddingHom | returns the homomorphism QQ --> R |
QuotientingHom | returns the projection homomorphism into a quotient ring |
TmpChainCanonicalHom | canonical homomorphism |