@article{ASNSP_1976_4_3_4_719_0, author = {Lewy, Hans}, title = {On analyticity in homogeneous first order partial differential equations}, journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze}, pages = {719--723}, publisher = {Scuola normale superiore}, volume = {Ser. 4, 3}, number = {4}, year = {1976}, zbl = {0335.35025}, mrnumber = {430503}, language = {en}, url = {http://www.numdam.org/item/ASNSP_1976_4_3_4_719_0/} }
Lewy, Hans. On analyticity in homogeneous first order partial differential equations. Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 4, Tome 3 (1976) no. 4, pp. 719-723. http://www.numdam.org/item/ASNSP_1976_4_3_4_719_0/
[1] | MR 310288 | Zbl 0214.09001
, Lectures on the edge-of-the wedge Theorem, Regional Conference Series in Mathematics 1971, p. 10.[2] Hyperfunctions and Pseudodifferential Equations, Lectures Notes 287 (Springer 1973), p. 265 ff. | MR 420735 | Zbl 0277.46039
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