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Some Comments on One‐Parameter Lie‐Groups of Two‐Dimensional Real Matrices
Author(s) -
Łopuszański J.
Publication year - 1992
Publication title -
fortschritte der physik/progress of physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.469
H-Index - 71
eISSN - 1521-3978
pISSN - 0015-8208
DOI - 10.1002/prop.2190400204
Subject(s) - lie group , constant (computer programming) , mathematics , pure mathematics , group (periodic table) , mathematical physics , combinatorics , physics , quantum mechanics , computer science , programming language
It is shown that the following groups are the only subgroups of GL (2, R ) in 2 dimensions, depending on one real continuous parameter λ:where c ≡ cosλ, s ≡ sin λ, ch = ch λ, sh ≡ sh λ and l , ξ, α, β and γ are real constant parameters.
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