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Necessary and sufficient conditions for the existence of a lagrangian. The case of quasi-linear field equations

✍ Scribed by Hideki Kamo; Reiji Sugano

Publisher
Elsevier Science
Year
1980
Tongue
English
Weight
755 KB
Volume
128
Category
Article
ISSN
0003-4916

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πŸ“œ SIMILAR VOLUMES

Necessary and sufficient conditions for
Necessary and sufficient conditions for the existence of a G-type Lyapunov function
✍ Kaiqi Xiong πŸ“‚ Article πŸ“… 1995 πŸ› Elsevier Science 🌐 English βš– 563 KB

We discuss the problem of absolute stability and the Aizerman conjecture. Necessary and sufficient conditions are derived for the Lurie-Postnikov system to be absolutely stable by using a G-type Lyapunov function. The conditions that we give will be easily verified in practical applications.