Meanings
- mathematicsA result giving an explicit description of the universal enveloping algebra of a Lie algebra.
Synonyms: PBW
Synonyms & antonyms
proper nounA result giving an explicit description of the universal enveloping algebra of a Lie algebra.
Origin
Named after Henri Poincaré, Garrett Birkhoff, and Ernst Witt.
Full word history & related roots →Cite this entry
Poincaré-Birkhoff-Witt theorem. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Poincar%C3%A9-Birkhoff-Witt%20theorem
“Poincaré-Birkhoff-Witt theorem.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Poincar%C3%A9-Birkhoff-Witt%20theorem. Accessed November 5, 2026.
WatkinsX Dictionary, s.v. “Poincaré-Birkhoff-Witt theorem,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Poincar%C3%A9-Birkhoff-Witt%20theorem.
Source: Poincaré-Birkhoff-Witt theorem on Wiktionary, CC BY-SA 4.0.