411 REFERENCE · Wiktionary
Laplace's demon
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
First described in 1814 by Pierre-Simon Laplace.
Proper noun
A creature in a thought experiment that knows the precise location and momentum of every atom in the universe, and therefore (according to determinism) can compute their past and future values using the laws of classical mechanics.
en eponyms