Thread Subject: fastest way to write code

i have the following code that computes the function y(x) = pi * exp(-x) in 10001 in the interval x ∈ [0,100]:

x = 0;
for k = 1:10001
y(k) = exp(-x)*pi;
x = x + 0.01;
end

can this be written in a vectorized fashion?

x=0:0.01:100;
y=exp(-x)*pi;

"Pr B" <pb2297@columbia.edu> wrote in message <ho421o$4sm$1@fred.mathworks.com>...
> i have the following code that computes the function y(x) = pi * exp(-x) in 10001 in the interval x ∈ [0,100]:
>
> x = 0;
> for k = 1:10001
> y(k) = exp(-x)*pi;
> x = x + 0.01;
> end
>
> can this be written in a vectorized fashion?