01242nam0 2200301 i 450 VAN004977420240315102711.50727-05-66003-8978-27-05-66003-120060822d1985 |0itac50 bafreFR|||| |||||Propagation des singularites et operateurs differentielsJ. VaillantParisHermann1985159 p.24 cm001VAN00497702001 Travaux en cours210 ParisHermann1135-XXPartial differential equations [MSC 2020]VANC019763MF00BxxConference proceedings and collections of articles [MSC 2020]VANC021742MFParisVANL000046VaillantJeanVANV03919167750Hermann <editore>VANV108839650ITSOL20240322RICABIBLIOTECA DEL DIPARTIMENTO DI MATEMATICA E FISICAIT-CE0120VAN08VAN0049774BIBLIOTECA DEL DIPARTIMENTO DI MATEMATICA E FISICA08PREST 35-XX 4652 08 3057 II 20071113 Propagation des singularites et operateurs differentiels1426307UNICAMPANIA