MATLAB爱好者论坛-LabFans.com - 查看单个帖子

chengllin · 2008-12-12, 16:34

用MatLab计算下面的非线性方程，画出相图和庞加莱截面（ψ=2*pi/3)

θ' = η
η' = -2*β*η - ω*ω*sinθ + Fcosφ
φ' = ν

取β = 1/4, ω = 1, ν = 2/3, F = 1.025, 1.07, 1.15, 1.4, 1.5

大家帮忙看看

2008-12-12, 16:34	#1
chengllin 初级会员注册日期: 2008-12-12 年龄: 36 帖子: 1 声望力: 0	[求助]相位与庞加莱截面用MatLab计算下面的非线性方程，画出相图和庞加莱截面（ψ=2pi/3) θ' = η η' = -2βη - ωω*sinθ + Fcosφ φ' = ν 取β = 1/4, ω = 1, ν = 2/3, F = 1.025, 1.07, 1.15, 1.4, 1.5 大家帮忙看看