Comparison of two definitions of lower and upper functions associated to nonlinear second order differential equations.
Vrkoč, Ivo
Journal of Inequalities and Applications [electronic only], Tome 6 (2001), p. 191-198 / Harvested from The Electronic Library of Mathematics
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Publié le : 2001-01-01
DOI : https://doi.org/10.1155/S102558340100011X
EUDML-ID : urn:eudml:doc:123607 
@article{01999252,
     title = {Comparison of two definitions of lower and upper functions associated to nonlinear second order differential equations.},
     journal = {Journal of Inequalities and Applications [electronic only]},
     volume = {6},
     year = {2001},
     pages = {191-198},
     doi = {10.1155/S102558340100011X},
     zbl = {1039.34014},
     language = {en},
     url = {http://dml.mathdoc.fr/item/01999252}
}

Vrkoč, Ivo. Comparison of two definitions of lower and upper functions associated to nonlinear second order differential equations.. Journal of Inequalities and Applications [electronic only], Tome 6 (2001) pp. 191-198. doi : 10.1155/S102558340100011X. http://gdmltest.u-ga.fr/item/01999252/