Quantum-state cloning in the presence of a closed timelike curve
D Ahn, CR Myers, TC Ralph, RB Mann
Physical Review A | AMER PHYSICAL SOC | Published : 2013
D.A. was supported by a research grant from the Ministry of Science, ICT and Future Planning, Korea, in the ICT Research and Development Program 2013.R.B.M. was supported by the Natural Sciences and Engineering Research Council of Canada. We appreciate the anonymous referees for their helpful suggestions and criticisms.