×

zbMATH — the first resource for mathematics

The asymptotic behavior of a spectral function of a hypoelliptic operator of a certain class. (English. Russian original) Zbl 0142.08401
Sov. Math., Dokl. 4, 1328-1332 (1963); translation from Dokl. Akad. Nauk SSSR 152, 519-522 (1963).

PDF BibTeX XML Cite