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index.html

@@ -146,11 +146,7 @@ <h2>Theory of Computing</h2>
   <ul>
     <li><b><a style="text-decoration:none" href="http://infolab.stanford.edu/~ullman/focs.html" target="_blank">Foundations of Computer Science</a></b></li>
     <li><b><a style="text-decoration:none" href="https://math.hws.edu/FoundationsOfComputation/" target="_blank">Foundations of Computation</a></b></li>
-    <li><b><a style="text-decoration:none" href="http://www.theoryandapplications.org/" target="_blank">Automata, Computability and Complexity: Theory and Applications</a></b></li>
-    <li><b><a style="text-decoration:none" href="https://introtcs.org/public/index.html" target="_blank">Introduction to Theoretical Computer Science</a></b></li>
     <li><b><a style="text-decoration:none" href="https://palmstroem.blogspot.com/2012/05/lambda-calculus-for-absolute-dummies.html" target="_blank">The Lambda Calculus for Absolute Dummies</a></b></li>
-    <li><a style="text-decoration:none" href="https://math.mit.edu/~sipser/book.html" target="_blank">Introduction to the Theory of Computation</a></li>    
-    <li><a style="text-decoration:none" href="https://www.nature-of-computation.org/" target="_blank">The Nature of Computation</a></li>    
   </ul>
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