Descriptors
Degeneracy loci , Families of dirac operators , ASD moduli space , Hermitian vector bundle , Spin u structures and Dirac operators , Riemannian manifold , Degeneracy locus , Koschorke-Porteous formula , Families of Fredholm operators , Fredholm operators , Chern classes of the index bundle , Comparing the spin , Donaldson invariants