Speakur

Word Pronunciation & Dictionary

ehrenfest theorem

Word Rarity Very rare

Frequency: Zipf frequency 1.31 in modern English

Syllables
ehren-fest the-o-rem
IPA
27
Scrabble Score
16
Letters
4
Syllables
9
Unique Chars

Meaning

name

A theorem that relates the time derivative of the expectation values of the position and momentum operators x and p to the expectation value of the force F=-V'(x) on a massive particle moving in a scalar potential V(x).

Etymology

Named after Paul Ehrenfest.

Inflected Forms

the Ehrenfest theorem (canonical)

Questions

What does ehrenfest theorem mean?
A theorem that relates the time derivative of the expectation values of the position and momentum operators x and p to the expectation value of the force F=-V'(x) on a massive particle moving in a scalar potential V(x).
Where does ehrenfest theorem come from?
Named after Paul Ehrenfest.

How to pronounce ehrenfest theorem

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