2 papers
hep-th2004
Invariant star-products on S^2 and the canonical trace
Keizo Matsubara, Mårten Stenmark
In the literature there are two different ways of describing an invariant star product on . We show that the products are actually the same. We also calculate the canonical tr…
math-ph2003
A note on regularization and renormalization
M. Stenmark
We look at sections of a function bundle over the space of linear differential operators. We find that one can construct an isomorphism between a certain quotient bundle and the fo…