Comparison of eigenvalues associated with linear differential equations of arbitrary order

Gentry, R. D.; Travis, C. C.

doi:10.1090/S0002-9947-1976-0425241-X

Comparison of eigenvalues associated with linear differential equations of arbitrary order
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by R. D. Gentry and C. C. Travis

Trans. Amer. Math. Soc. 223 (1976), 167-179

DOI: https://doi.org/10.1090/S0002-9947-1976-0425241-X

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Abstract:

Existence and comparison theorems for eigenvalues of $(k,n - k)$-focal point and $(k,n - k)$-conjugate point problems are proved for a class of nth order linear differential equations for arbitrary n.

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