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Location of focal points
Author(s):
Gary
D.
Jones
Journal:
Proc. Amer. Math. Soc.
132
(2004),
1445-1447.
MSC (2000):
Primary 34C10
Posted:
September 12, 2003
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References |
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Abstract:
The effect of various factorizations of a disconjugate linear operator on focal points is studied.
References:
-
- 1.
- W. A. Coppel, Disconjugacy, Lecture Notes in Mathematics, vol. 220, Springer-Verlag, Berlin, 1971. MR 57:778
- 2.
- U. Elias, Oscillation theory of two-term differential equations, Kluwer Academic Publishing, Dordrecht, 1997. MR 98e:34058
- 3.
- G. D. Jones, Comparison theorems for disconjugate linear differential equations, Dynamics of Continuous, Discrete and Impulsive Systems 3 (1997), 469-482. MR 98m:34072
- 4.
- W. F. Trench, Canonical forms and principal systems for general disconjugate equations, Trans. Amer. Math. Soc. 189 (1973), 319-327. MR 48:8969
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Additional Information:
Gary
D.
Jones
Affiliation:
Department of Mathematics, Murray State University, Murray, Kentucky 42037
Email:
gary.jones@murraystate.edu
DOI:
10.1090/S0002-9939-03-07209-5
PII:
S 0002-9939(03)07209-5
Keywords:
Conjugate point,
focal point,
disconjugate differential operator
Received by editor(s):
October 7, 2002
Received by editor(s) in revised form:
January 9, 2003
Posted:
September 12, 2003
Communicated by:
Carmen C. Chicone
Copyright of article:
Copyright
2003,
American Mathematical Society
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