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feat: Wick's theorem for normal order

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jstoobysmith 2025-02-01 11:51:06 +00:00
parent 12d36dc1d9
commit 006e29fd08
11 changed files with 1055 additions and 2 deletions
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6
HepLean/PerturbationTheory/WickContraction/TimeContract.lean
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@ -70,6 +70,12 @@ lemma timeConract_insertAndContract_some
ext a
simp
@[simp]
lemma timeContract_empty (φs : List 𝓕.States) :
(@empty φs.length).timeContract = 1 := by
rw [timeContract, empty]
simp
open FieldStatistic
lemma timeConract_insertAndContract_some_eq_mul_contractStateAtIndex_lt