Global Properties of Lienard Equations with a Degenerated Singular Point
Received:September 15, 1992  Revised:June 25, 1994
Key Words: Lienard equation   limit cycles   global attractivity.  
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Author NameAffiliation
Han Maoan Dept. of Math.
Shandong Mine Institute
Tai′an 271019 
Feng Binglu Dept. of Math.
Shandong Mine Institute
Tai′an 271019 
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Abstract:
      We discuss the existence of a limit cycle and the global attractivity of Lienard equa- tions. The results cover the well-known Filippov theorem and answer a problem posed by Conti.
Citation:
DOI:10.3770/j.issn:1000-341X.1995.02.019
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