%?Discrete?Markov?Chain?Simulation
????%基于MATLAB的隨機過程仿真??陳建華　彭淑燕　王　偉　李海燕
	P?=?[0.2?0.3?0.5;?0.5?0.1?0.4;?0.6?0.2?0.2];	%?給出一步轉移矩陣
	S?=?[1?2?3];	%?給出狀態(tài)空間?X

	n?=?1;	%初始時刻
	N?=?100;	%迭代步數(shù)
	i?=?1;

	U?=?rand;
	Compare2?=?sum（P（i1:2））;
	Compare3?=?sum（P（i:））;

if?（U?		Y（i）?=?1;

elseif?（（U?>?P（i1））&（U?	Y（i）?=?2;


elseif?（（U?>?Compare2）&（U?