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occurred Jun 4, 2020 at 12:00

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edited Jun 4, 2020 at 9:17

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How do we know from representation theory that a massless spin-1 particle has only two polarizations?

Post Reopened by Qmechanic♦

occurred Jun 4, 2020 at 9:16

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edited Jun 4, 2020 at 4:57

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field-theory gauge-theory representation-theory polarization degrees-of-freedom

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duplicates list edited from Counting degrees of freedom of gauge bosons, Gauge-fixing of an arbitrary field: off-shell & on-shell degrees of freedom to Counting degrees of freedom of gauge bosons, Gauge-fixing of an arbitrary field: off-shell & on-shell degrees of freedom, Counting Degrees of Freedom in Field Theories

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edited Jun 4, 2020 at 4:31

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duplicates list edited from Counting degrees of freedom of gauge bosons to Counting degrees of freedom of gauge bosons, Gauge-fixing of an arbitrary field: off-shell & on-shell degrees of freedom

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edited Jun 4, 2020 at 4:30

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Post Closed as "Duplicate" by Qmechanic♦

Counting degrees of freedom of gauge bosons

occurred Jun 4, 2020 at 4:30

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edited Jun 4, 2020 at 4:29

212.8k
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quantum-field-theory representation-theory field-theory gauge-theory polarization degrees-of-freedom

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asked Jun 4, 2020 at 0:37

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