Strong isochronism of two-dimensional reversible cubic systems (Q1760448)
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scientific article; zbMATH DE number 6105637
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Strong isochronism of two-dimensional reversible cubic systems |
scientific article; zbMATH DE number 6105637 |
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Strong isochronism of two-dimensional reversible cubic systems (English)
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14 November 2012
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The author proves that the maximum order of strong isochronisms of the reversible cubic system \[ \dot x=- y+\alpha_1 xy+ \alpha_2 x^2 y+ \alpha_3 y^3,\quad\dot y= x+ \beta_1 x^2+ \beta_2 y^2+ \beta_3 x^3+ \beta_4 xy^2 \] is obtained.
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