-
1
-
-
38149145240
-
Monotone perturbations of linear operator having nullspace made of oscillating functions
-
Caristi G. Monotone perturbations of linear operator having nullspace made of oscillating functions. Nonlinear Anal. 11:1987;851-860.
-
(1987)
Nonlinear Anal.
, vol.11
, pp. 851-860
-
-
Caristi, G.1
-
2
-
-
0001918237
-
Periodic solutions of a second order ordinary differential equation: A necessary and sufficient condition for nonresonance
-
Gossez J. P., Omari P. Periodic solutions of a second order ordinary differential equation: A necessary and sufficient condition for nonresonance. J. Differential Equations. 94:1991;67-82.
-
(1991)
J. Differential Equations
, vol.94
, pp. 67-82
-
-
Gossez, J.P.1
Omari, P.2
-
3
-
-
0001422916
-
Unbounded perturbations of forced second order ordinary differential equations at resonance
-
Iannacci R., Nkashama M. N. Unbounded perturbations of forced second order ordinary differential equations at resonance. J. Differential Equations. 69:1987;298-309.
-
(1987)
J. Differential Equations
, vol.69
, pp. 298-309
-
-
Iannacci, R.1
Nkashama, M.N.2
-
4
-
-
0001731861
-
On Schaunder's fixed point theorem and forced second-order nonlinear oscillations
-
Lazer A. C. On Schaunder's fixed point theorem and forced second-order nonlinear oscillations. J. Math. Anal. Appl. 21:1968;421-425.
-
(1968)
J. Math. Anal. Appl.
, vol.21
, pp. 421-425
-
-
Lazer, A.C.1
-
5
-
-
21144478994
-
Nonlinear oscillations: One hundred years after Liapunov and Poincaré
-
Mawhin J. Nonlinear oscillations: One hundred years after Liapunov and Poincaré Z. Angew. Math. Mech. 73:1993;T54-T62.
-
(1993)
Z. Angew. Math. Mech.
, vol.73
, pp. 54-T62
-
-
Mawhin, J.1
-
6
-
-
0001385401
-
Periodic solutions of some forced Liénard differential equations at resonance
-
Mawhin J., Ward J. R. Periodic solutions of some forced Liénard differential equations at resonance. Arch. Math. 41:1983;337-351.
-
(1983)
Arch. Math.
, vol.41
, pp. 337-351
-
-
Mawhin, J.1
Ward, J.R.2
-
8
-
-
0004021335
-
-
Berlin/Heidelberg/New York: Springer-Verlag
-
Yosida K. Functional Analysis. 1980;Springer-Verlag, Berlin/Heidelberg/New York.
-
(1980)
Functional Analysis
-
-
Yosida, K.1
|