It is shown that the second-order contingent set to a closed convex set coincides with the contingent cone to this set. Furthermore, sufficient conditions are given to prove the existence of viable solution for second-order differential inclusions.

Contact details are reproduced from the original publication and may be historical.

Brahim Aghezzaf

Dép. de Mathématiques, Faculté des Sciences, 5366 Maarif, Casablanca, Maroc

Saïd Sajid

Dép. de Mathématiques, F. S. T. M., Mohammadia, Maroc

  1. J. P. Aubin, H. Frankowska: Set-Valued Analysis, Birkhauser, 1990.Google Scholar
  2. A. Auslender. R. Cominitti: A comparative study of multifunction differentiability with applications in mathematical programming, MOR 16(2) (1991) 240-258.https://doi.org/10.1287/moor.16.2.240Google Scholar
  3. A. Auslender, J. Mechler: Second Order Viability Problems for Differential Inclusions, Academic Press Inc., 1994.https://doi.org/10.1006/jmaa.1994.1015Google Scholar
  4. A. Ben-Tal: Second order theory of extremum problems, in: Extremal Methods and System Analysis, Lecture Notes in Economics and Mathematical Systems 174, (A. V. Fiacco, Kortanek, eds.), Springer-Verlag, New-York, 1980, 336-356.https://doi.org/10.1007/978-3-642-46414-0_16Google Scholar
  5. B. Cornet, G. Haddad: Théorème de viabilité pour les inclusions différentielles du second ordre, Isr. J. Math. 57(2) (1987) 225-238.https://doi.org/10.1007/BF02772175Google Scholar
  6. G. Haddad: Monotone trajectories of differential inclusions and functional differential inclusions with memory, Isr. J. Math. 39 (1981) 83-100.https://doi.org/10.1007/BF02762855Google Scholar
  7. H. Kawasaki: Second order necessary conditions of the Kuhn-Tucker type under new constraint qualifications, J. Optmization Theory Applications 57(2) (1988).https://doi.org/10.1007/BF00938539Google Scholar
  8. R. T. Rockafellar: Pseudo-differentiability of set-valued mappings and its applications in optimization, in: Analyse non Linéaire, H. Attouch, Gautier-Villars (1989) 449-482.https://doi.org/10.1016/s0294-1449(17)30034-3Google Scholar

B. Aghezzaf, S. Sajid. “On the Second-Order Contingent Set and Differential Inclusions.” Journal of Convex Analysis 7 (2000), No. 1, 183–195. https://doi.org/10.68381/jca07009