tdofssmodalfun.m

振动仿真 vibration simulation using matlab and ansys!

	function xprime = tdofssmodalfun(t,x)
%	function for calculating the transient response of tdof_ss_modal_time_ode45.m

	global  a_ss a1_ss a2_ss a3_ss b b1 b2 b3 u
		
	xprime = a_ss*x + b*u;