https://scholarlywiki.org/index.php?action=history&feed=atom&title=Physics%3AQuantum_No-cloning_theorem 2026-05-22T00:03:17Z Revision history for this page on the wiki MediaWiki 1.44.5 https://scholarlywiki.org/index.php?title=Physics:Quantum_No-cloning_theorem&diff=7136&oldid=prev 2026-05-21T22:20:29Z

<p>Create Quantum information scaffold page</p> <p><b>New page</b></p><div>{{Short description|Principle that an unknown quantum state cannot be copied perfectly}}<br /> <br /> {{ScholarlyWiki page top<br /> |backlink={{Quantum book backlink|Quantum information and computing}}<br /> {{Quantum article nav|previous=Physics:Quantum BB84|previous label=BB84|next=Physics:Quantum Computing Algorithms in the NISQ Era|next label=Computing Algorithms in the NISQ Era}}<br /> |image=[[File:Quantum_No_cloning_theorem_educational_yellow.png|430px|The no-cloning theorem: an unknown quantum state cannot be copied perfectly by a physical operation.]]<br /> |text=&#039;&#039;&#039;Quantum No-cloning theorem&#039;&#039;&#039; is a planned ScholarlyWiki page in the Quantum Collection about the no-cloning theorem in quantum information.<br /> }}<br /> <br /> == Overview ==<br /> Placeholder: explain why linear quantum evolution forbids perfect copying of an arbitrary unknown quantum state.<br /> <br /> == Key ideas ==<br /> Placeholder: cover linearity, unknown states, quantum copying limits, cryptography, measurement disturbance.<br /> <br /> == Statement of the theorem ==<br /> Placeholder: develop this section with definitions, examples, formulas, and links to related Quantum Collection pages.<br /> <br /> == Simple linearity argument ==<br /> Placeholder: develop this section with definitions, examples, formulas, and links to related Quantum Collection pages.<br /> <br /> == Consequences for cryptography ==<br /> Placeholder: develop this section with definitions, examples, formulas, and links to related Quantum Collection pages.<br /> <br /> == Relation to measurement ==<br /> Placeholder: develop this section with definitions, examples, formulas, and links to related Quantum Collection pages.<br /> <br /> == See also ==<br /> {{#invoke:PhysicsQC|tocHeadingAndList|Physics:Quantum basics/See also}}<br /> <br /> == References ==<br /> {{reflist|3}}<br /> <br /> {{Author|Harold Foppele}}<br /> <br /> {{Sourceattribution|Physics:Quantum No-cloning theorem|1}}</div>

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