Publié le : 1987-05-15
Classification:
35H05,
47F05
@article{1250520655,
author = {Hoshiro, Toshiko},
title = {A property of operators characterized by iteration and a necessary condition for hypoellipticity},
journal = {J. Math. Kyoto Univ.},
volume = {27},
number = {4},
year = {1987},
pages = { 401-416},
language = {en},
url = {http://dml.mathdoc.fr/item/1250520655}
}
Hoshiro, Toshiko. A property of operators characterized by iteration and a necessary condition for hypoellipticity. J. Math. Kyoto Univ., Tome 27 (1987) no. 4, pp. 401-416. http://gdmltest.u-ga.fr/item/1250520655/