Find link

language:

jump to random article

Find link is a tool written by Edward Betts.

searching for Normal invariant 1 found (6 total)

alternate case: normal invariant

Manifold (9,547 words) [view diff] exact match in snippet view article find links to article

familiar invariants, which are visible for surfaces, are orientability (a normal invariant, also detected by homology) and genus (a homological invariant). Smooth