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docs: Field specification docs

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jstoobysmith 2025-02-06 10:06:05 +00:00
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HepLean/PerturbationTheory/WickContraction/Sign/Join.lean
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@ -162,7 +162,7 @@ lemma join_singleton_left_signFinset_eq_filter {φs : List 𝓕.FieldOp}
left
rw [join_singleton_signFinset_eq_filter]
rw [mul_comm]
exact (ofFinset_filter_mul_neg 𝓕.statesStatistic _ _ _).symm
exact (ofFinset_filter_mul_neg 𝓕.fieldOpStatistic _ _ _).symm
/-- The difference in sign between `φsucΛ.sign` and the direct contribution of `φsucΛ` to
`(join (singleton h) φsucΛ)`. -/