带有不定奇性的二阶非线性微分方程的周期正解
袁淑靖, 李少雯, 程志波
Positive Periodic Solutions to a Second-order Nonlinear Differential Equation with an Indefinite Singularity
YUAN Shujing, LI Shaowen, CHENG Zhibo
数学理论与应用
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2025, (1): 81
-93
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DOI: 10.3969/j.issn.1006-8074.2025.01.005