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math.CO2003
Sturmian words, -shifts, and transcendence
Dong Pyo Chi, DoYong Kwon
Consider the minimal -shift containing the shift space generated by given Sturmian word. In this paper we characterize such and investigate its combinatorial, dynamical and…
quant-ph2003
Quantum key distribution between two groups using secret sharing
Sora Choi, Jinsoo Kim, Dong Pyo Chi
In this paper, we investigate properties of some multi-particle entangled states and, from the properties applying the secret sharing present a new type of quantum key distribution…