We study the periodic boundary problem
under some non-resonance conditions on the asymptotic behavior of for .
Cite this article
C.P. Gupta, Jean Mawhin, Asymptotic conditions at the two first eigenvalues for the periodic solutions of Liénard differential equations and an inequality of E. Schmidt. Z. Anal. Anwend. 3 (1984), no. 1, pp. 33–42DOI 10.4171/ZAA/88A