Answers are grounded in this paper and cite their sources.
I. Broken Symmetries 851 II.The Goldstone Theorem 851 III.Can One Evade the Goldstone Theorem? 851 IV.How to Evade the Goldstone Theorem 852 V.
No takes yet. Share an insight, caveat, or question.
Peter W. Higgs (2014) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: