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Interlacing of eigenvalues for periodic and odd-periodic boundary-value problems

✍ Scribed by John Walter Lee


Publisher
Elsevier Science
Year
1974
Tongue
English
Weight
182 KB
Volume
16
Category
Article
ISSN
0022-0396

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## Abstract Let us consider the boundary‐value problem equation image where __g__: ℝ β†’ ℝ is a continuous and __T__ ‐periodic function with zero mean value, not identically zero, (__Ξ»__, __a__) ∈ ℝ^2^ and $ \tilde h $ ∈ __C__ [0, __Ο€__ ] with ∫^__Ο€__^ ~0~ $ \tilde h $(__x__) sin __x dx__ = 0. If _