Week 1, summary
---------------
1. Introduction:  
   ------------
   Requirements for the course. 
   Introduction about computation. 
   Syllabus of the course, combined with history of 
   the field of quantum computation. 

2. What is a quantum bit?  
   ----------------------
   The two slit experiment. 
   What is a qubit.  Inner product, Hilbert spaces, 
   measurements of one qubit in general basis. 

3. Two qubits and entanglement.
   ---------------------------
   Tensor products. Two qubit states. 
   The EPR paradox. A protocol demonstrating the 
   strength of quantum correlations (entanglement)- 
   which can be viewed as modified Bell inequalities.