probability amplitude

From Wiktionary, the free dictionary
Jump to navigation Jump to search

English[edit]

English Wikipedia has an article on:
Wikipedia

Noun[edit]

probability amplitude (plural probability amplitudes)

  1. (quantum mechanics) A complex number which is the coefficient of a component of a quantum state and whose product with its own complex conjugate gives the probability that the state will collapse to that component (when measured). (Note: the quantum state being thought of as a linear combination of its components.)