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On some properties of functions relative to the classes of certain factor spaces. (English) Zbl 0442.34006


MSC:

34A30 Linear ordinary differential equations and systems
34C10 Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations

Citations:

Zbl 0429.34011
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References:

[1] M. Laitoch: A modification of the Sturm’s theorem on separating zeros of Solutions of a linear differential equation of the 2nd order. Acta UPO, T. 57, 1978. · Zbl 0429.34011
[2] O. Borůvka: Linear Differential Transformations of the Second Order. The English Universities Press Ltd., London 1971. · Zbl 0218.34005
[3] K. Stach: Die allgemeinen Eigenschaften der Kummerschen Transformationen zweidimensionaler Räume von stetigen Funktionen. Publ. Fac. Sci. Univ. J. E. Purkyně Brno, No 478, 1966, 389-410. · Zbl 0256.34007
[4] S. Trávníček J. Kojecká: Einige Bemerkungen über die Nullstellen im zweidimensionalen Raum stetiger Funktionen. Acta UPO, T. 37, 1972, 45-50.
[5] J. Kojecká: Lineare zweidimensionale Räume von stetigen Funktionen mit stetigen ersten Ableitungen. Acta UPO, T. 45, 1974, 17-30. · Zbl 0328.26004
[6] A. E. Taylor: Úvod do funkcionální analýzy. Praha 1973.
[7] S. Trávníček: Faktorové prostory. Pokroky matematiky, fyziky a astronomie, r. XIV, č. 6, 254-265.
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