On the sufficient conditions for the existence of limit cycles of the system $$\frac{{dx}}{{dt}} = y,\frac{{dy}}{{dt}} = \sum\limits_{1 \leqslant i + j \leqslant 2m + 1} {b_{ij} x^i y^i } $$ (Q3749369)
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scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the sufficient conditions for the existence of limit cycles of the system $$\frac{{dx}}{{dt}} = y,\frac{{dy}}{{dt}} = \sum\limits_{1 \leqslant i + j \leqslant 2m + 1} {b_{ij} x^i y^i } $$ |
scientific article |
Statements
On the sufficient conditions for the existence of limit cycles of the system $$\frac{{dx}}{{dt}} = y,\frac{{dy}}{{dt}} = \sum\limits_{1 \leqslant i + j \leqslant 2m + 1} {b_{ij} x^i y^i } $$ (English)
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1985
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first order differential equation
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limit cycles
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