5 citations · 5 across the 2 of their papers we have counts for
2 papers
math.AG2023
Making the motivic group structure on the endomorphisms of the projective line explicit
Viktor Balch Barth, William Hornslien, Gereon Quick +1
We construct a group structure on the set of pointed naive homotopy classes of scheme morphisms from the Jouanolou device to the projective line. The group operation is defined via…
math.AG2023★ 5 cited
Surjective morphisms from affine space to its Zariski open subsets
Viktor Balch Barth
We prove constructively the existence of surjective morphisms from affine space onto certain open subvarieties of affine space of the same dimension. For any algebraic set $Z\subse…