ation optimization level)
    (0,1,2)</FONT>
    <UL>
      <LI>
	If the user answers 0 to this, then Qubiter will do no permutation optimization.
      <LI>
	If the user answers 1 to this, Qubiter will decompose into a SEO one or more
	bit permutations of the matrix U<SUB>initial</SUB> being decomposed.
      <LI>
	If the user answers 2 to this, Qubiter1.1 will abort because this is not
	yet implemented. In the future, levels 2 and higher of this optimization
	will do bit permutations at all nodes of the C