求助matlab编程高手

xf(i)=m*x(i)+(1-m)*x(i-1);
  
vf(i)=w*(xf(i)-xf(i-1))*(xf(i)-xf(i-1))+(1-w)*vf(i-1);
df(i)=p*(xf(i)-xf(i-1))*(xf(i)-xf(i-1))+(1-p)*df(i-1);

怎么用循环？把他表示进来