Publié le : 1992-05-15
Classification:
35H05,
35S05
@article{1250519488,
author = {Morimoto, Yoshinori},
title = {Hypoelliptic operators in $R^3$ of the form $X\_1^2+X\_2^2$},
journal = {J. Math. Kyoto Univ.},
volume = {32},
number = {4},
year = {1992},
pages = { 461-484},
language = {en},
url = {http://dml.mathdoc.fr/item/1250519488}
}
Morimoto, Yoshinori. Hypoelliptic operators in $R^3$ of the form $X_1^2+X_2^2$. J. Math. Kyoto Univ., Tome 32 (1992) no. 4, pp. 461-484. http://gdmltest.u-ga.fr/item/1250519488/