On the Coppel problem for quadratic systems with a fine focus (Q2468720)
From MaRDI portal
scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the Coppel problem for quadratic systems with a fine focus |
scientific article |
Statements
On the Coppel problem for quadratic systems with a fine focus (English)
0 references
25 January 2008
0 references
limit cycle
0 references
conditional extremum
0 references
