Meanings
plural unitary groups
- group theoryFor given n, the group of n×n unitary matrices, with the group operation of matrix multiplication.
Two of the most important types of groups that occur in physics are unitary groups and orthogonal groups.
2004, [1999], Shoon K. Kim, Group Theoretical Methods and Applications to Molecules and Crystals, Cambridge University Press, page 531 more example
The symmetric group is closely related to the unitary group.[…]The latest developments in spin free quantum chemistry have been the use of the unitary group for the calculation of the matrix elements of the Hamiltonian in the configuration interaction treatment.
1995, Ruben Pauncz, The Symmetric Group in Quantum Chemistry, CRC Press, page 195Synonyms: hyperorthogonal group
Synonyms & antonyms
nounFor given n, the group of n×n unitary matrices, with the group operation of matrix multiplication.
Translations
Finnish unitaarinen ryhmä
- unitaarinen ryhmägroup of n×n unitary matrices
French groupe unitaire
- groupe unitairegroup of n×n unitary matrices
German unitäre Gruppe
- unitäre Gruppegroup of n×n unitary matrices
Polish symetria unitarna
- symetria unitarnagroup of n×n unitary matrices
Russian унитарная группа
- унитарная группа (unitarnaja gruppa)group of n×n unitary matrices
Cite this entry
unitary group. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/unitary%20group
“unitary group.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unitary%20group. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “unitary group,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/unitary%20group.
Source: unitary group on Wiktionary, CC BY-SA 4.0.