Algebraic criterion for the existence of a center at a monodromic singular point of a polynomial Liénard system (Q2082814)
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scientific article; zbMATH DE number 7596447
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Algebraic criterion for the existence of a center at a monodromic singular point of a polynomial Liénard system |
scientific article; zbMATH DE number 7596447 |
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Algebraic criterion for the existence of a center at a monodromic singular point of a polynomial Liénard system (English)
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6 October 2022
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The center-focus problem for a polynomial Liénard system at a monodromic singular point is considered in the paper. The author obtains a description of the semialgebraic set of centers in the space of coefficients of the polynomials of this system.
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polynomial Liénard system
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monodromic singular point
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center-focus problem
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0.8927356
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0.8918686
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0.8890302
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0.8809679
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0.8771036
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0.8769928
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0.87671626
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0.8762375
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