Gauge Symmetries, Symmetry Breaking, and Gauge-Invariant Approaches

Author

Philipp Berghofer (Universitat Graz, Austria)

Jordan Francois (Masarykova Univerzita, Czech Republic)

Simon Friederich (Rijksuniversiteit Groningen, The Netherlands)

Henrique Gomes (University Of Cambridge)

Guy Hetzroni (Open University Of Israel)

Axel Maas (Universitat Graz, Austria)

Rene Sondenheimer (Universitat Graz, Austria)

This Element focuses on the circumstances in which the restriction of gauge theories to gauge invariant information on an observable level is warranted, using the Brout-Englert-Higgs theory as an example of particular current importance.