From: Abdel-karim on
> Old code:
>
> syms x;
> for i=0:24
> E(i)=int(((0.09)*x^(2)*exp(-0.3*x)/factorial(2)),i,i+1);
> end
>
> Revised code:
>
> syms x;
> for i=1:25
> E(i)=int(((0.09)*x^(2)*exp(-0.3*x)/factorial(2)),i-1,i);
> end

Thankk you so much Mr.Walter Roberson