Infinite dimensional families of locally nonsolvable partial differential operators
Analysis of PDEs
2008-02-03 v1
Abstract
Local solvability is analyzed for natural families of partial differential operators having double characteristics. In some families the set of all operators that are not locally solvable is shown to have both infinite dimension and infinite codimension.
Keywords
Cite
@article{arxiv.math/9512218,
title = {Infinite dimensional families of locally nonsolvable partial differential operators},
author = {Michael Christ and Georgi Karadzhov and Detlef Müller},
journal= {arXiv preprint arXiv:math/9512218},
year = {2008}
}