L'in\'egalit\'e de Melin H\"ormander en caract\'eristiques multiples

TL;DR

This paper proves the Melin H"ormander inequality for operators with multiple characteristics, extending the mathematical understanding of such operators in the context of partial differential equations.

Contribution

It introduces a proof of the Melin H"ormander inequality specifically for operators with multiple characteristics, advancing theoretical knowledge in this area.

Findings

Established the Melin H"ormander inequality for multiple characteristic operators

Extended the inequality's applicability to broader classes of differential operators

Contributed to the theoretical foundation of microlocal analysis

Abstract

We prove here the Melin H\"ormander inequality for operators with multiple characteristics.