11 citations · 21 across the 10 of their papers we have counts for
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math.AP2009
Riesz meets Sobolev
Thierry Coulhon, Adam Sikora
We show that the boundedness, , of the Riesz transform on a complete non-compact Riemannian manifold with upper and lower Gaussian heat kernel estimates is equivalent to…
math.AP2009★ 3 cited
Flows and invariance for elliptic operators
A. F. M. ter Elst, Derek W. Robinson, Adam Sikora
Let be the submarkovian semigroup on generated by a self-adjoint, second-order, divergence-form, elliptic operator with coefficients $c_{kl}…