1. Newmark algorithm, vibration analysis method to calculate multiple degrees of freedom system vibration, displacement, velocity, acceleration 2. Multi-DOF system for calculating the natural frequencies, mode shapes, modal mass, modal stiffness matrix, normal modes state vector, forced vibration response 3. Ritz method is an approximate method to reduce the degrees of freedom for multi-degree of freedom systems solving 4. Poincare sectional view method for multivariable autonomous motion system are 5. the spectrum analysis method for frequency domain analysis system 6. the method for solving linear acceleration system vibration 7. the rain flow counting method, mainly used in engineering, especially used in the calculation of the fatigue life of a very wide range of load time through the course of the process of counting it reflects the memory characteristics of the material

matlab程序
..........\Newmark数值分析法
..........\.................\Newmark_suanfa.m
..........\庞加莱截面图法
..........\..............\zjzdfun.m
..........\..............\zjzd_solution.m
..........\线加速度法求系统振动响应
..........\........................\M635_1.m
..........\计算多自由度系统模态质量模态刚度矩阵
..........\....................................\jisuanduoziyouduxitong.m
..........\里兹法求多自由度系统前两阶固有频率及振型
..........\........................................\lizifaqiuguyoupinlv.m
..........\雨流计数法
..........\..........\rainflow.dll
..........\..........\rainflow.m
..........\..........\rfdemo2.m
..........\..........\rfhist.m
..........\..........\rfmatrix.m
..........\..........\sig2ext.m
..........\..........\运算说明.txt
..........\频谱图法
..........\........\pinputu.m

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