matlabpool ('open',2);      % Call to open the distributed processing
x = zeros(100,10);          % Initialize the main variable
parfor i = 1:100            % Parallel loop
     y = zeros(1,10);       % Initialize the variable
     for j = 1:10           % Inner loop
         y(j) = i;
     end
    
     x(i,:) = y;          
end
matlabpool close;

ضرب دو ماتریس به صورت سریالی:
  matlabpool('open');
tic
spmd
for i=1:4
  for j=1:4
       sum=0;
       for k=1:4
           sum=sum+(a(i,k)*b(k,j));
       c(i,j)=sum;
       end;
  end;
  end;
 end;
time2 =toc

ضرب دو ماتریس به صورت موازی:
matlabpool('open');
tic
spmd
parfor i=1:300
  parfor j=1:300
       sum=0;
       for k=1:300
           sum=sum+(a(i,k)*b(k,j));
       c(i,j)=sum;
       end;
  end;
  end;
 end;
time2 =toc