Quantum Computing.
you will. CNOT gate When dealing with more than one qbit we need gates that produce a superposition of entangled qbits. The simplest of such gates is the controlled NOT or CNOT gate of two qbits U_CNOT = |00⟩⟨00| + |01⟩⟨01| + |11⟩⟨10| + |10⟩⟨11| The first qbit is called the control qbit c. If the