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m Task 18 (cosmetic): eval 10 templates: del empty params (7×); hyphenate params (1×); |
m The Polyakov action is an important example of such a model. |
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* [[Little Higgs]]
* [[Skyrmion]], a soliton in non-linear sigma models
* [[Polyakov action]]
* [[WZW model]]
* [[Fubini–Study metric]], a metric often used with non-linear sigma models
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