Posts

Showing posts from January 18, 2019

Placentia

Image
Vide etiam paginam discretivam: Placentia (discretiva) Placentia Piacenza Imago Placentiae Nomina Latina alia: Plecyenza, Plasencia, Piacentina Civitas, Placencia, Picentum, Picentia, Piaxenza Dialectus placentinus: Piasëinsa Administratio Terra: Italia Regio: Aemilia-Romania Provincia: Placentina Indicia fundamentalia Coordinata: 45° 3′ 0″ Sept. , 9° 42′ 0″ Ort. Altitudo: 61 m supra mare Area: 118 km² Incolae: 102 407 (2015) Spissitudo: 806 per km² Vici: Borghetto , Gerbido , I Vaccari , La Verza , Le Mose , Montale , Mortizza , Mucinasso , Pittolo , Roncaliae, San Bonico , Vallera Municipia proxima: Calendascum, Caorsum, Casellae Landorum (LO), Cornu Iuvene (LO), Gossolengum, Granianum Trebiense, Potentianum, Pons Nure, Rotofredum, Fanum Sancti Rochi in Portu (LO), Fanum Sancti Stephani Laudensium (LO) Res aliae N. cursualis: 29 100 Praefixum: 0523 Zona t

Why do we have to uncompute rather than simply set registers to zero?

Image
4 $begingroup$ In implementing a quantum subroutine it is important to uncompute temporary registers after use, to ensure the output state of the subroutine is not entangled with them (which would affect its behaviour). Why is it necessary to perform this through uncomputation rather than simply setting temporary registers to zero afterwards? quantum-state entanglement share | improve this question asked 16 hours ago Sideshow Bob Sideshow Bob 137 5 $endgroup$