Uncertainty in Quantum Measurements

David Deutsch
Phys. Rev. Lett. 50, 631 – Published 28 February 1983
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Abstract

The object of this Letter is to show that except in the case of canonically conjugate observables, the generalized Heisenberg inequality does not properly express the quantum uncertainty principle. It is, in general, too weak. An inequality is obtained which does express the principle.

  • Received 28 December 1982

DOI:https://doi.org/10.1103/PhysRevLett.50.631

©1983 American Physical Society

Authors & Affiliations

David Deutsch

  • Center for Theoretical Physics, The University of Texas at Austin, Austin, Texas 78712, and Astrophysics Department, Oxford University, Oxford, England

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Issue

Vol. 50, Iss. 9 — 28 February 1983

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