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JOURNALS // Matematicheskie Zametki // Archive
Mat. Zametki, 1997 Volume 61, Issue 4, Pages 634–636 (Mi mzm1543)
Brief Communications

Estimates of the spectrum of some differential operators

O. G. Parfenov

Pskov State Pedagogical College

Received: 12.09.1996

DOI: 10.4213/mzm1543


 English version: Mathematical Notes, 1997, 61:4, 528–530

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© Steklov Math. Inst. of RAS, 2024