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Quantum blackjack: Advantages offered by quantum strategies in communication-limited games

Journal Article · · Physical Review A
 [1];  [2];  [2];  [3]
  1. Massachusetts Inst. of Technology (MIT), Cambridge, MA (United States); Massachusetts Institute of Technology
  2. Massachusetts Inst. of Technology (MIT), Cambridge, MA (United States)
  3. Massachusetts Inst. of Technology (MIT), Cambridge, MA (United States); California Institute of Technology (CalTech), Pasadena, CA (United States)

Here, we examine the advantages that quantum strategies afford in communication-limited games. Inspired by the card game blackjack, we focus on cooperative, two-party sequential games in which a single classical bit of communication is allowed from the player who moves first to the player who moves second. Within this setting, we explore the usage of quantum entanglement between the players and find analytic and numerical conditions for quantum advantage over classical strategies. Furthermore, using these conditions, we study a family of blackjack-type games with varying numbers of card types, and find a range of parameters where quantum advantage is achieved.

Research Organization:
Massachusetts Inst. of Technology (MIT), Cambridge, MA (United States)
Sponsoring Organization:
USDOE Office of Science (SC), Nuclear Physics (NP); National Science Foundation (NSF); US Army Research Office (ARO)
Grant/Contract Number:
SC0011091
OSTI ID:
1643709
Journal Information:
Physical Review A, Journal Name: Physical Review A Journal Issue: 1 Vol. 102; ISSN 2469-9934; ISSN 2469-9926
Publisher:
American Physical Society (APS)Copyright Statement
Country of Publication:
United States
Language:
English

References (15)

Quantum analogues of the Bell inequalities. The case of two spatially separated domains journal February 1987
Large Violation of Bell Inequalities with Low Entanglement journal July 2011
Classical command of quantum systems journal April 2013
The Optimum Strategy in Blackjack journal September 1956
Entanglement-assisted random access codes journal April 2010
“Hyperbits”: The information quasiparticles journal February 2012
Higher-dimensional communication complexity problems: Classical protocols versus quantum ones based on Bell's theorem or prepare-transmit-measure schemes journal April 2017
High-Dimensional Quantum Communication Complexity beyond Strategies Based on Bell’s Theorem journal October 2018
Quantum cryptography based on Bell’s theorem journal August 1991
Quantum Bidding in Bridge journal June 2014
Tensor Norms and the Classical Communication Complexity of Nonlocal Quantum Measurement journal January 2008
Exponential Separation for One-Way Quantum Communication Complexity, with Applications to Cryptography journal January 2009
Semidefinite Programming journal March 1996
Quantum Entanglement and Communication Complexity journal January 2001
Bell Inequalities with One Bit of Communication journal February 2019

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