Dr.
Marius N. Nkashama, Professor
Department of Mathematics
University of Alabama at Birmingham
Birmingham, Alabama 35294
E-mail: nkashama@math.uab.edu
Fax: (205) 934-9025
Telephone: (205) 934-2154
List
of Publications [1]
1.
Nkashama, M.
N., Bounded and
almost-periodic solutions of nonlocal perturbations of nonautonomous
logistic-type equations,
Acta Applicandae Mathematicae 65 (2001), 283--293.
2. Nkashama, M. N.; Robinson, S. B., Resonance
and nonresonance in terms of average values II,
Proc. Royal Soc. Edinburgh 131A
(2001), 1217—1235.
3. Nkashama, M. N., Dynamics
of logistic equations with non-autonomous bounded coefficients,
Electron. J. Differential
Equations 2000 (2000), 1--8.
4. Grossinho, M. R.; Nkashama, M. N.,
Periodic solutions of parabolic and telegraph equations
with asymmetric nonlinearities, Nonlinear Anal., TMA 33 (1998), 187-210.
5. Nkashama,
M. N.; Robinson, S. B., Resonance and nonresonance in terms of average values,
J. Differential Equations
132 (1996), 46--65.
6. Nkashama, M. N., Semilinear
periodic-parabolic equations with nonlinear boundary
conditions, J. Differential Equations 130 (1996), no. 2, 377—405.
7. Iannacci,
R.; Nkashama, M. N., Nonlinear elliptic partial differential equations at
resonance: higher eigenvalues, Nonlinear Anal. 25 (1995), no. 5, 455--471.
8. Haddock,
J. R.; Nkashama, M. N., Periodic boundary value problems and monotone
iterative
methods for functional-differential equations, Nonlinear Anal. 22 (1994), no. 3, 267—276.
9. Nkashama,
M. N., Density condition at infinity and resonance in nonlinear elliptic
partial
differential equations, Nonlinear Anal. 22 (1994), no. 3, 251--265.
10. Nkashama, M. N., Saddle point theorem and nonlinear scalar Neumann boundary value problems.
J. Austral. Math. Soc. Ser. A 55 (1993), no. 3, 386--402.
11. Haddock, J. R.; Nkashama, M. N.; Wu, J.,
Asymptotic constancy for pseudomonotone dynamical
systems on function spaces, J. Differential Equations 100 (1992), no. 2, 292—311.
12. Gupta, C. P.;
Nkashama, M. N., Periodic solutions of some forced nonlinear nonautonomous
second order ordinary differential equations at resonance, Rend. Mat. Appl. (7) 12 (1992),
no. 2, 505—520.
13. Nkashama, M.
N., Semilinear third-order periodic boundary value problems at resonance,
Special issue in honour of Professor James O. C. Ezeilo, J. Nigerian Math. Soc. 11 (1992),
no. 3, 57—81.
14. Nkashama, M. N., Periodically perturbed nonconservative systems of Liénard type, Proc.
Amer. Math. Soc. 111 (1991), no. 3, 677—682.
15. Nkashama, M. N.; Santanilla, J., Existence of
multiple solutions for some nonlinear
boundary value problems, J. Differential Equations 84 (1990), no. 1, 148—164.
16. Haddock, John R.; Nkashama, M. N.; Wu, Jian Hong, Asymptotic
constancy for linear
neutralVolterra integrodifferential equations,Tôhoku Math. J. (2) 41 (1989), no. 4,
689--710.
17. Iannacci, R.; Nkashama, M. N., Nonlinear two-point
boundary value problems at resonance
without Landesman-Lazer condition, Proc. Amer. Math. Soc. 106 (1989), no. 4, 943--952.
18. Nkashama, M. N., A generalized upper and lower
solutions method and multiplicity results
for nonlinear first-order ordinary differential equations, J. Math. Anal. Appl. 140 (1989),
no. 2, 381—395.
19. Iannacci, R.; Nkashama, M. N.; Ward, J. R., Jr., Nonlinear
second order elliptic partial
differential equations at resonance, Trans. Amer. Math. Soc. 311 (1989), no. 2, 711--726.
20. Iannacci, R.; Nkashama, M. N.; Omari, P.; Zanolin,
F., Periodic solutions of forced Liénard
equations with jumping nonlinearities under nonuniform conditions, Proc. Roy. Soc.
edinburgh Sect. A 110 (1988), no. 3-4, 183--198.
21. Ezeilo, J. O. C.; Nkashama, M. N., Resonant and
nonresonant oscillations for some third
order nonlinear ordinary differential equations, Nonlinear Anal. 12 (1988), no. 10, 1029--
1046.
22. Conti, G.; Iannacci, R.; Nkashama, M. N., Nonuniform
conditions for periodic solutions of
forced Liénard systems with distinct delays, Z. Anal. Anwendungen 6 (1987), no. 4, 289-300.
23. Iannacci, R.; Nkashama, M. N., Unbounded
perturbations of forced second order ordinary
differential equations at resonance, J. Differential Equations 69 (1987), no. 3, 289--309.
24. Nkashama, M. N., Existence, unicité et
multiplicité de solutions périodiques d'équations
différentielles de Duffing non-linéaires avec dissipation, (French) [Existence, uniqueness
and multiplicity of periodic solutions of nonlinear Duffing differential equations with
dissipation], Canad. J. Math. 39 (1987), no. 3, 583—602.
25. Nkashama, M.
N.; Willem, M., Time-periodic solutions of boundary value problems for
nonlinear heat, telegraph
and beam equations,
Differential equations: qualitative theory,
Vol. I, II (Szeged, 1984),
809--846, Colloq. Math. Soc. János Bolyai, 47, North-Holland,
Amsterdam-New York, 1987.
26. Iannacci, R.; Nkashama, M. N., Nonlinear boundary value problems at resonance, Nonlinear
Anal. 11 (1987), no. 4, 455--473.
27. Habets, P.; Nkashama, M. N., On periodic solutions
of nonlinear second order vector
differential equations, Proc. Roy. Soc. Edinburgh Sect. A 104 (1986), no. 1-2, 107--125.
28. Fabry, C.; Mawhin, J.; Nkashama, M. N., A
multiplicity result for periodic solutions of
forced nonlinear second order ordinary differential equations, Bull. London Math. Soc. 18
(1986), no. 2, 173—180.
29. Iannacci, R.; Nkashama, M. N., Unbounded
perturbations of forced harmonic oscillations at
resonance, Nonlinear functional analysis and its applications (Maratea, 1985), 277--289,
NATO Adv. Sci. Inst. Ser. C: Math. Phys. Sci., 173, Reidel, Dordrecht-Boston, Mass., 1986.
30. Iannacci, R.; Nkashama, M. N., Nonresonance
conditions for periodic solutions of forced
Liénard and Duffing equations with delay, Ann. Soc. Sci. Bruxelles Sér. I 99 (1985), no. 1,
29—43.
31. Nkashama, M. N., Solutions périodiques des
systèmes non conservatifs périodiquement
perturbés, (French) [Periodic solutions of periodically perturbed nonconservative systems],
Bull. Soc. Math. France 113 (1985), no. 4, 387—402.
32. Iannacci, R.; Nkashama, M. N., On periodic
solutions of forced second order differential
equations with a deviating argument. Ordinary and partial differential equations (Dundee,
1984), 224--232, Lecture Notes in Math., 1151, Springer, Berlin-New York, 1985.
33. Iannacci, R.; Nkashama, M. N., Periodic solutions
for some forced second order Liénard and
Duffing systems, Boll. Un. Mat. Ital. B (6) 4 (1985), no. 2, 557--568.
34. Conti, G.; Iannacci, R.; Nkashama, M. N., Periodic
solutions of Liénard systems at
resonance, Ann. Mat. Pura Appl. (4) 139 (1985), 313—327.
35. Nkashama, M. N.; Willem, M., Periodic solutions of
the boundary value problem for the
nonlinear heat equation, Bull. Austral. Math. Soc. 30 (1984), no. 1, 99--110.
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