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Lower and upper bounds for the first eigenvalue of nonlocal diffusion problems in the whole space

✍ Scribed by Liviu I. Ignat; Julio D. Rossi; Angel San Antolin


Book ID
113699418
Publisher
Elsevier Science
Year
2012
Tongue
English
Weight
210 KB
Volume
252
Category
Article
ISSN
0022-0396

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## History of the problem While it is relatively easy to get estimations of upper bounds for eigerivalues of elliptic differential operators with the well-known methods of J. W. S. RAYLEIGH and W. RITZ, the estimation of lower bounds is much more complicated. Estimations of lower bounds for eigenv