2 papers
math.OA2024
On spectral flow for operator algebras
Ping Wong Ng, Arindam Sutradhar, Cangyuan Wang
Spectral flow was first studied by Atiyah and Lusztig, and first appeared in print in the work of Atiyah-Patodi-Singer (APS). For a norm-continuous path of self-adjoint Fredholm op…
math.OA2022
k1-injectivity of the Paschke dual algebra for certain simple C*-algebras
Jireh Loreaux, P. W. Ng, Arindam Sutradhar
Let be a nonunital separable simple stable C*-algebra with strict comparison of positive elements and having finite extreme boundary, and let $\mathc…