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"The Center Problem and Time-Reversibility with Respect to a Quadratic ..."
Jing Yang, Ming Yang, Zhengyi Lu (2022)
- Jing Yang, Ming Yang, Zhengyi Lu:
The Center Problem and Time-Reversibility with Respect to a Quadratic Involution for a Class of Polynomial Differential Systems with Order 2 or 3. J. Syst. Sci. Complex. 35(4): 1608-1636 (2022)
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