Existence of conjugate points for self-adjoint linear differential equations
1989 ◽
Vol 113
(1-2)
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pp. 73-85
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Keyword(s):
SynopsisThe conjecture of Muller-Pfeiffer [4] concerning the oscillation behaviour of the differential equation (–l)n(p(x)y(n))(n) + q(x)y = 0 is proved, and a similar conjecture concerning the more general differential equation ∑nk=0(−l)k(Pk(x)y(k)(k + q(x)y= 0 is formulated.
1931 ◽
Vol 27
(4)
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pp. 546-552
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2018 ◽
Vol 20
(04)
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pp. 1750038
1951 ◽
Vol 3
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pp. 335-338
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1969 ◽
Vol 146
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pp. 397-397
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1987 ◽
Vol 106
(3-4)
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pp. 277-305
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1914 ◽
Vol 33
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pp. 2-13
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