Canad. Math. Bull. 55(2012), 762-766
Printed: Dec 2012
We show that any Lipschitz projection-valued function
$p$ on a connected closed Riemannian manifold
can be approximated uniformly by smooth
projection-valued functions $q$ with Lipschitz constant
close to that of $p$.
This answers a question of Rieffel.
approximation, Lipschitz constant, projection
19K14 - $K_0$ as an ordered group, traces