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A lower bound of the sum of the squares of the fundamental functions, and of the number of the fundamental values, for an arbitrary $FSF$ of Laplace's operator
V. A. Il'in Lomonosov Moscow State University
Received: 24.10.1969
Citation:
V. A. Il'in, “A lower bound of the sum of the squares of the fundamental functions, and of the number of the fundamental values, for an arbitrary $FSF$ of Laplace's operator”, Differ. Uravn., 6:1 (1970), 7–16
Linking options:
https://www.mathnet.ru/eng/de873 https://www.mathnet.ru/eng/de/v6/i1/p7
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Abstract page: | 203 | Full-text PDF : | 141 |
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