By Masahito Hayashi, Satoshi Ishizaka, Akinori Kawachi, Gen Kimura, Tomohiro Ogawa
This e-book offers the fundamentals of quantum info, e.g., origin of quantum concept, quantum algorithms, quantum entanglement, quantum entropies, quantum coding, quantum blunders correction and quantum cryptography. the necessary wisdom is barely ordinary calculus and linear algebra. this fashion the publication could be understood via undergraduate scholars. to be able to research quantum details, one frequently has to review the root of quantum concept. This e-book describes it from extra an operational point of view that's compatible for quantum details whereas conventional textbooks of quantum idea lack this point of view. the present ebook bases on Shor's set of rules, Grover's set of rules, Deutsch-Jozsa's set of rules as uncomplicated algorithms. to regard a number of issues in quantum details, this ebook covers a number of sorts of details amounts in quantum platforms together with von Neumann entropy. the bounds of a number of different types of quantum details processing are given. As very important quantum protocols,this e-book includes quantum teleportation, quantum dense coding, quantum information compression. particularly conversion thought of entanglement through neighborhood operation and classical conversation are taken care of too. This conception presents the quantification of entanglement, which coincides with von Neumann entropy. the subsequent half treats the quantum speculation checking out. The choice challenge of 2 applicants of the unknown country are given. The asymptotic functionality of this challenge is characterised by way of info amounts. utilizing this consequence, the optimum functionality of classical details transmission through noisy quantum channel is derived. Quantum details transmission through noisy quantum channel via quantum mistakes correction are mentioned too. in line with this subject, the safe quantum conversation is defined. particularly, the quantification of quantum defense which has now not been taken care of in present ebook is defined. This publication treats quantum cryptography from a simpler perspective.