Tag
isomorphism
2 resources tagged “isomorphism” across the knowledge library.
2 items
Article7 Aug 2026Weierstrass Equations and InvariantsGeneral and short Weierstrass forms, the discriminant and j-invariant, and the transformations relating equivalent models.2 min readRead MoreGuide6 Aug 2026Lattice Homomorphisms, Isomorphisms and SublatticesLattice homomorphisms, isomorphisms and sublattices: why every lattice homomorphism is monotone but not conversely, how to recognise a genuine sublattice, and the role of embeddings in the M5/N5 characterisation.5 min readRead More