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quant-ph2018
Reversing Unknown Quantum Transformations: Universal Quantum Circuit for Inverting General Unitary Operations
Marco Túlio Quintino, Qingxiuxiong Dong, Atsushi Shimbo +2
Given a quantum gate implementing a -dimensional unitary operation , without any specific description but , and permitted to use times, we present a universal probab…
quant-ph2018
Equivalence determination of unitary operations
Atsushi Shimbo, Akihito Soeda, Mio Murao
We study equivalence determination of unitary operations, a task analogous to quantum state discrimination. The candidate states are replaced by unitary operations given as a quant…