Ryszard Musielak, Jerzy Popenda (1988)
Publicacions Matemàtiques
Similarity:
Periodic and asymptotically periodic solutions of the nonlinear equation Δx + af(x) = 0, n ∈ N, are studied.
S. Rolewicz (1973)
Studia Mathematica
Similarity:
S. Zaidman (1972)
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze
Similarity:
Ma, Ruyun, Chen, Tianlan, Lu, Yanqiong (2010)
Discrete Dynamics in Nature and Society
Similarity:
Bahman Mehri (1977)
Archivum Mathematicum
Similarity:
J. Ligęza (1977)
Annales Polonici Mathematici
Similarity:
Stanisław Sędziwy (1972)
Annales Polonici Mathematici
Similarity:
Stanisław Hartman (1961)
Colloquium Mathematicae
Similarity: