title: Can an empty string be considered a palindrome
body: <p>I have been asked to give a context-free grammar that generates the following language (The alphabet is {0, 1}: </p>
  
  <p>{ w| w is a palindrome }</p>
  
  <p>To answer this correctly, I need to know if I can consider an empty string to be a palindrome. Thank you.</p>