Cattabriga, Lamberto and Zanghirati, Luisa:
Global analytic and Gevrey surjectivity of the Mizohata operator \( D_2 + i x^{2k}_{2} D_{1} \) (Suriettività globale, analitica e di Gevrey, dell'operatore di Mizohata \( D_2 + i x^{2k}_{2} D_{1} \))
Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti Lincei. Matematica e Applicazioni Serie 9 1 (1990), fasc. n.1, p. 37-39, (English)
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Sunto
Si prova che l'operatore \( D_2 + i x^{2k}_{2} D_{1} \) è suriettivo dallo spazio di Gevrey \( \mathcal{E}^{\{s\}}(\mathbb{R}^{2}) \), \( s \geq 1 \), su sé stesso e che ciò non accade per lo stesso operatore da \( \mathcal{E}^{\{s\}}(\mathbb{R}^{3}) \) ad \( \mathcal{E}^{\{s\}}(\mathbb{R}^{3}) \).
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