Applications of a simple quantum mechanical formula

Lior Goldenberg; Lev Vaidman

doi:10.1119/1.18307

Applications of a simple quantum mechanical formula

Lior Goldenberg, Lev Vaidman

School of Physics and Astronomy

Research output: Contribution to journal › Article › peer-review

Abstract

New applications of the formula A|ψ〉 = 〈A〉|ψ〉 + ΔA|ψ_⊥〉 are discussed. Simple derivations of the Heisenberg uncertainty principle and of related inequalities are presented. It is also shown that a state corresponding to a maximal uncertainty of any given observable cannot be unique.

Original language	English
Pages (from-to)	1059-1060
Number of pages	2
Journal	American Journal of Physics
Volume	64
Issue number	8
DOIs	https://doi.org/10.1119/1.18307
State	Published - Aug 1996

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abstract = "New applications of the formula A|ψ〉 = 〈A〉|ψ〉 + ΔA|ψ⊥〉 are discussed. Simple derivations of the Heisenberg uncertainty principle and of related inequalities are presented. It is also shown that a state corresponding to a maximal uncertainty of any given observable cannot be unique.",

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Applications of a simple quantum mechanical formula

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