Periodic perturbations of non-conservative second order differential equations.
Chouikha, A.Raouf (2002)
Electronic Journal of Qualitative Theory of Differential Equations [electronic only]
Similarity:
Chouikha, A.Raouf (2002)
Electronic Journal of Qualitative Theory of Differential Equations [electronic only]
Similarity:
J. Ligęza (1977)
Annales Polonici Mathematici
Similarity:
G. J. Butler (1974)
Annales Polonici Mathematici
Similarity:
Robert L. Benedetto (2014)
Acta Arithmetica
Similarity:
Let K be a nonarchimedean field, and let ϕ ∈ K(z) be a polynomial or rational function of degree at least 2. We present a necessary and sufficient condition, involving only the fixed points of ϕ and their preimages, that determines whether or not the dynamical system ϕ: ℙ¹ → ℙ¹ has potentially good reduction.
Stanisław Sędziwy (1972)
Annales Polonici Mathematici
Similarity:
G. J. Butler, H. I. Freedman (1979)
Annales Polonici Mathematici
Similarity:
Bingwen Liu (2006)
Annales Polonici Mathematici
Similarity:
We use the coincidence degree to establish new results on the existence and uniqueness of T-periodic solutions for a kind of Duffing equation with two deviating arguments of the form x'' + Cx'(t) + g₁(t,x(t-τ₁(t))) + g₂(t,x(t-τ₂(t))) = p(t).
Carmen Coll, Rafael Bru, Vicente Hernández (1994)
Kybernetika
Similarity:
Makay, Géza (2000)
Electronic Journal of Qualitative Theory of Differential Equations [electronic only]
Similarity:
Fabio Zanolin (1981)
Rendiconti del Seminario Matematico della Università di Padova
Similarity:
Fabio Zanolin (1983)
Rendiconti del Seminario Matematico della Università di Padova
Similarity: