Chinni, Gregorio:
(micro-)Ipoellitticità Analitica e Gevrey per "Somme di Quadrati": un approccio via F.B.I.
La Matematica nella Società e nella Cultura. Rivista dell'Unione Matematica Italiana Serie 1 2 (2009), fasc. n.2 —Fascicolo Tesi di Dottorato, p. 223-226, (Italian)
pdf (245 Kb), djvu (55 Kb).
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Con il contributo del Ministero per i Beni e le Attività Culturali