dynamic response of onefreedom structure

代码说明：

说明：  一个单自由度结构的地震响应，文件包含EL地震波，采用三种方法计算，激励插值法，中心差分法和Newmark法。(The seismic response of a single-degree-of-freedom structure contains EL seismic waves, which are calculated by three methods: excitation interpolation method, central difference method and Newmark method.)

文件列表：

onefreedom_response_absolute_nodamage_zhijiefa.m, 4359 , 2019-01-07
jilichazhi_nodamage.m, 2214 , 2019-01-07
EL Centro地震波ms2.txt, 16039 , 2018-06-21