Krein's trace theorem revisited
arXiv:1701.00697
Abstract
We supply the first proof of Krein's Trace Theorem which does not use complex analysis. Our proof holds for~$Ï$-finite von Neumann algebras $\mathcal{M}$ of type II and unbounded perturbations from the predual of~$\mathcal{M}$.
accepted to Journal of Spectral Theory