Proof of the nonexistence of limit cycles for a quadratic differential system (Q1273105)
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scientific article; zbMATH DE number 1229543
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Proof of the nonexistence of limit cycles for a quadratic differential system |
scientific article; zbMATH DE number 1229543 |
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Proof of the nonexistence of limit cycles for a quadratic differential system (English)
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18 May 1999
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The author studies a class of quadratic differential systems in the plane which have no limit cycle around a weak focus. The proof is based on the existence of an appropriate Dulac function.
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limit cycle
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quadratic differential systems
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Dulac function
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