title: Simple code on Octave
body: <p>In my case <code>u</code> is a vector of random numbers</p>
  
  <pre><code> for i=u
  
     if (i&lt;1)
  
       i=i+1
  
     endif
  
   endfor
  </code></pre>
  
  <p>in the end it gives me only the vector <code>i=u</code></p>