scientific article; zbMATH DE number 3998268

zbMath0616.34036MaRDI QIDQ4724960

L. A. N. Amaral, Maria Patrizia Pera

Publication date: 1981

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

continuation principlessecond order differential equationLiénard generalized equation

Mathematics Subject Classification ID

Periodic solutions to ordinary differential equations (34C25)

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