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Prepare-and-Send Universal Blind Quantum Computation: Difference between revisions
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Prepare-and-Send Universal Blind Quantum Computation (edit)
Revision as of 05:14, 11 July 2019
, 11 July 2019→Stage 2: Computation Stage
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###Client computes <math>\phi '_{x,y}</math> where <math>s^X_{0,y}=s^Z_{0,y}=0</math> <br/> | ###Client computes <math>\phi '_{x,y}</math> where <math>s^X_{0,y}=s^Z_{0,y}=0</math> <br/> | ||
###Client chooses <math>r_{x,y} \epsilon_R {0,1}</math> and computes <math>\delta_{x,y}=\phi '_{x,y}+\theta_{x,y}+\pi r_{x,y}</math>. | ###Client chooses <math>r_{x,y} \epsilon_R {0,1}</math> and computes <math>\delta_{x,y}=\phi '_{x,y}+\theta_{x,y}+\pi r_{x,y}</math>. | ||
###Client transmits <math>\delta_{x,y}</math> to Server. Server measures in the basis \{|+ | ###Client transmits <math>\delta_{x,y}</math> to Server. Server measures in the basis \{|+_{\delta_{x,y}},|−_{\delta_{x,y}}\}. | ||
###Server transmits the result | ###Server transmits the result <math>s_{x,y}\epsilon {0,1}</math> to Client. | ||
###If | ###If <math>r_{x,y} = 1, Client flips <math>s_{x,y}</math>; otherwise she does nothing. | ||
**'''Output Correction [only for quantum outputs]''' | **'''Output Correction [only for quantum outputs]''' | ||
#Server sends to Client all qubits in the last layer. | #Server sends to Client all qubits in the last layer. | ||