W2,p a priori estimates for nonvariational operators: the sharp maximal function technique

We consider a nonvariational degenerate elliptic operator, structured on a system of left invariant, 1-homogeneous, Hörmander vector fields on a Carnot group, where the coefficient matrix is symmetric, uniformly positive on a bounded domain and the coefficients are locally VMO. We discuss a new proo...

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Bibliographic Details
Main Author: Marco Bramanti
Format: Article
Language:English
Published: University of Bologna 2018-12-01
Series:Bruno Pini Mathematical Analysis Seminar
Subjects:
Online Access:https://mathematicalanalysis.unibo.it/article/view/8939