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en.wikipedia.org/wiki/Quantum_no-deleting_theorem

In physics, the no-deleting theorem of quantum information theory is a no-go theorem which states that, in general, given two copies of some arbitrary quantum ...

arxiv.org/pdf/quant-ph/0007121

and approximate quantum deleting of unknown states. We prove that unitarity does not ... prove a no-deletion theorem for non-orthogonal states us- ing unitarity.

phys.org/news/2011-03-quantum-no-hiding-theorem-experimentally.html

Mar 7, 2011 ... “In quantum information science, two fundamental theorems have been the no- cloning and the no-deleting theorems,” Pati told PhysOrg.com.

www.hri.res.in/~akpati/bh01.pdf

No-Deleting Theorem: We cannot delete an unknown quantum state against a copy. (Pati-Braunstein, Nature 2000). |ψ〉|ψ〉→|ψ〉|0〉. • No-Partial Erasure ...

www-users.cs.york.ac.uk/schmuel/papers/bp00.pdf

Nov 25, 2000 ... In a recent scientific correspondence1. Bhagwat et al. fielded baseless argu- ments that the quantum-no-deleting principle2 is untenable.

blog.cupcakephysics.com/quantum%20mechanics/2015/04/05/the-no-go-theorems-of-quantum-information-theory-part-2.html

Apr 5, 2015 ... The no-deletion theorem in quantum information theory states given two copies of some arbitrary quantum state, it is impossible to delete one of ...

physics.stackexchange.com/questions/228687/why-doesnt-the-quantum-eraser-violate-the-no-deletion-theorem

Jan 10, 2016 ... The delayed choice quantum eraser doesn't delete a qubit, it measures an entangled qubit along a parallel axis or else along a perpendicular ...

www.ask.com/youtube?q=Quantum+no-deleting+theorem&v=Qk4u-KX7V7k
May 13, 2015 ... Project Name:Quantum and Nano Computing Virtual centre Project Investigator: Dr. Vishal Sahni (DEI)

cds.cern.ch/record/446992/files/0007035.pdf

ever, the quantum 'no-cloning theorem', due to Wooters and Zurek [6], and ... namely a proposition that can be termed as a quantum 'no-deleting theorem' [1].