✦ LIBER ✦

Four limit cycles in quadratic two-dimensional systems with a perturbed first-order weak focus

✍ Scribed by G. A. Leonov

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Limit cycles in quadratic systems with a

✍ G. A. Leonov 📂 Article 📅 2010 🏛 SP MAIK Nauka/Interperiodica 🌐 English ⚖ 189 KB

Limit cycles of quadratic systems with a

✍ G. A. Leonov; N. V. Kuznetsov 📂 Article 📅 2010 🏛 SP MAIK Nauka/Interperiodica 🌐 English ⚖ 170 KB