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--- advanced_tools:group_theory:group_contraction [2017/12/17 12:16]
jakobadmin [Student]
+++ advanced_tools:group_theory:group_contraction [2018/10/11 16:23]
jakobadmin [Student]
@@ Line 34: / Line 34: @@
->"//The mechanism which is at work, according to well established results of QFT, goes under the general name
+<blockquote>"//The mechanism which is at work, according to well established results of QFT, goes under the general name
 of spontaneous breakdown of symmetry and involves the physical phenomena of the Bose
-condensation and the mathematical structure of the (Ïnonü–Wigner) group contraction//" from Group Contraction in Quantum Field Theory by Giuseppe Vitiello
+condensation and the mathematical structure of the (Ïnonü–Wigner) group contraction//" <cite>from Group Contraction in Quantum Field Theory by Giuseppe Vitiello</cite></blockquote>
 <tabbox Layman>
@@ Line 69: / Line 69: @@
   * A nice discussion can be found here: {{ :advanced_tools:group_theory:20100209000459_wigner-inonu_contraction.pdf |}}
+  * See also [[advanced_tools:group_theory:https://aip.scitation.org/doi/10.1063/1.1705338|Deformation and Contraction of Lie Algebras]] by Levy-Nahas