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Sur l'anneau des endomorphismes d'un module, générateur projectif

✍ Scribed by Constantin Niţă


Publisher
Elsevier Science
Year
1977
Tongue
English
Weight
384 KB
Volume
49
Category
Article
ISSN
0021-8693

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We study a spectral problem for a class of Schro dinger operators L=H+V, where H is the Laplacian with a homogeneous magnetic field in R 2 and V is a certain scalar potential. The spectrum of L consists of clusters of eigenvalues are two positive decreasing sequences, with cannot accumulate except