Write
262
edits
Phase Co-variant Cloning: Difference between revisions
→Notations
No edit summary |
|||
| Line 21: | Line 21: | ||
The fidelity of this protocol is the same as the previous protocol. However, the output states (reduced [[density matrices]] of copies) are different. | The fidelity of this protocol is the same as the previous protocol. However, the output states (reduced [[density matrices]] of copies) are different. | ||
== | ==Notation== | ||
*<math>|\psi(\phi)\rangle = \frac{1}{\sqrt{2}} (|0\rangle + e^{i\phi}|1\rangle):</math> Input equatorial state | *<math>|\psi(\phi)\rangle = \frac{1}{\sqrt{2}} (|0\rangle + e^{i\phi}|1\rangle):</math> Input equatorial state | ||
*<math>T:</math> The general map for all the phase-covariant QCMs | *<math>T:</math> The general map for all the phase-covariant QCMs | ||