Quantum Mechanics: Concepts and Applications · Problem 3.5

Postulates of Quantum Mechanics — Nouredine Zettili

Physics — Quantum Mechanics · poisson-brackets-commutators

Problem

(a) Evaluate the Poisson bracket

\{x, p\}

between the position,

x

, and momentum,

p

, variables. (b) Compare the commutator

\left[\hat{X}, \hat{P}\right]

with Poisson bracket

\{x, p\}

calculated in Part (a).