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中国科学院数学与系统科学研究院机构知识库
KMS Of Academy of mathematics and systems sciences, CAS
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二阶非线性中立型时滞微分方程的振动性
期刊论文
数学物理学报. A辑, 2019, 卷号: 39, 期号: 4, 页码: 797-811
Authors:
仉志余
;
俞元洪
;
李淑萍
;
乔士柱
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Submit date:2021/01/14
二阶非线性微分方程
半线性微分方程
Emden-Fowler方程
中立型
Riccati变换
振动准则
二阶非线性振动的philos型积分平均
期刊论文
数学物理学报a辑, 2012, 卷号: 032, 期号: 004, 页码: 661
Authors:
林全文
;
俞元洪
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Submit date:2020/01/10
带强迫项与阻尼项的二阶非线性微分方程振动性准则
期刊论文
数学的实践与认识, 2009, 卷号: 000, 期号: 018, 页码: 233
Authors:
张颖
;
郭兴
;
俞元洪
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Submit date:2020/01/10
带有阻尼项的二阶非线性扰动微分方程的振动准则
期刊论文
数学研究, 2006, 卷号: 039, 期号: 003, 页码: 286
Authors:
屈英
;
俞元洪
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Submit date:2020/01/10
一类具有对称性的非线性微分方程的正值同宿轨道
期刊论文
高校应用数学学报a辑, 2002, 卷号: 017, 期号: 002, 页码: 127
Authors:
李成岳
;
俞元洪
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Submit date:2020/01/10
二阶非线性微分方程的振动准则
期刊论文
数学学报, 2001, 卷号: 044, 期号: 002, 页码: 371
Authors:
王其如
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Submit date:2020/01/10
具有偏差变元的二阶非线性微分方程的无界解
期刊论文
工程数学学报, 1997, 卷号: 14, 期号: 2, 页码: 51
Authors:
曹启升
;
冯滨鲁
;
俞元洪
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Submit date:2020/01/10
二阶非线性微分方程的振动定理
期刊论文
应用数学和力学, 1992, 卷号: 013, 期号: 004, 页码: 359
Authors:
靳明忠
;
俞元洪
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Submit date:2020/01/10