Sfoglia per Autore
On the parametrix for a class of Schrödinger operators with potentials of quadratic growth
1988 Parmeggiani A.
Quantum evolution and classical flow in complex phase space
1990 Graffi S.; Parmeggiani A.
On the propagation of smoothness for semilinear systems of Maxwell-Klein-Gordon type
1993 Parmeggiani A.
A necessary and sufficient condition for a lower bound for fourth-order pseudodifferential operators
1996 Parenti C.; Parmeggiani A.
The Dirichlet problem for sub-elliptic second order equations
1997 A. Parmeggiani, C.-J. Xu
An application of the almost-positivity of a class of fourth-order pseudodifferential operators
1997 Alberto Parmeggiani
Subunit balls for symbols of pseudodifferential operators
1997 Parmeggiani A.
Some Remarks on Almost-Positivity of ψdo ' s
1998 Parenti C.; Parmeggiani A.
Necessary and sufficient conditions for the almost-positivity of certain 4th-order pseudodifferential operators. A generalization
1998 Parmeggiani A.
A generalization of Hörmander's inequality-I
2000 Parenti C.; Parmeggiani A.
Oscillator representations and systems of ordinary differential equations
2001 Parmeggiani A.; Wakayama M.
Non-commutative harmonic oscillators-II
2002 Parmeggiani A.; Wakayama M.
A remark on systems of differential equations associated with representations of sl2(R) and their perturbations
2002 A. Parmeggiani, M. Wakayama
Non-commutative harmonic oscillators-I
2002 Parmeggiani A.; Wakayama M.
Lower bounds for systems with double characteristics
2002 Parenti C.; Parmeggiani A.
Corrigenda and remarks to: "Non-commutative harmonic oscillators. I.''
2003 A. Parmeggiani, M. Wakayama
On the Spectrum and the Lowest Eigenvalue of Certain Non-Communtative Harmonic Oscillators
2004 A. Parmeggiani
A Class of Counterexamples to the Fefferman-Phong Inequality for Systems
2004 A.Parmeggiani
The Cauchy Problem for Certain Systems with Double Characteristics
2004 C.Parenti; A.Parmeggiani
A Lyapunov lemma for elliptic systems
2004 PARENTI C.; PARMEGGIANI A.
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