On positive solutions of nonlinear retarded differential equations
Mathematica slovaca, Tome 42 (1992) no. 2, pp. 201-210
@article{MASLO_1992_42_2_a7,
author = {Ol\'ah, Rudolf},
title = {On positive solutions of nonlinear retarded differential equations},
journal = {Mathematica slovaca},
pages = {201--210},
year = {1992},
volume = {42},
number = {2},
mrnumber = {1170104},
zbl = {0756.34070},
language = {en},
url = {http://geodesic.mathdoc.fr/item/MASLO_1992_42_2_a7/}
}
Oláh, Rudolf. On positive solutions of nonlinear retarded differential equations. Mathematica slovaca, Tome 42 (1992) no. 2, pp. 201-210. http://geodesic.mathdoc.fr/item/MASLO_1992_42_2_a7/
[1] EDWARDS R. E.: Functional Analysis. (Russian translation), Mir, Moscow, 1969. | Zbl
[2] HARTMAN P.: Ordinary Differential Equations. (Russian translation), Mir, Moscow, 1970. | MR | Zbl
[3] CHANTURIA T. A.: On positive decreasing solutions of nonlinear differential equations with retarded argument. (Russian), Differentsial'nye Uravneniya 6 (1988), 993-999. | MR
[4] KIGURADZE I. T: Some Singular BVPs for Ordinary Differential Equations. (Russian), Izd. Univ., Tbilisi, 1975. | MR
[5] TRAMOV M. I.: Oscillatory conditions of solutions of the first order retarded differential equations. (Russian), Izv. Vyssh. Uchebn. Zaved. Mat. 3 (1975), 92-96. | MR