cosection
nounEtymology From co- + section.
1
Mathematics, Sciences The left inverse of a morphism.
- Provided #92;mathcal#123;R#125; admits a cosection cutting out a 1-dimensional subscheme, we prove that the generating function of these Euler characteristics is equal to M(q)#123;2e(X)#125; times a polynomial of degree c#95;3(#92;mathcal#123;R#125;).2016, M. Kool, A. Gholampour, “Rank 2 wall-crossing and the Serre correspondence”, in arXiv: