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Update complexHarmonic.examples.lean

This commit is contained in:
Stefan Kebekus 2024-06-03 18:53:55 +02:00
parent c595da782c
commit 4d3332b15d
1 changed files with 5 additions and 1 deletions
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Nevanlinna/complexHarmonic.examples.lean
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@ -317,7 +317,11 @@ theorem log_normSq_of_holomorphicOn_is_harmonicOn
constructor constructor
· exact hs₂ · exact hs₂
· constructor · constructor
· tauto · constructor
· simp
rw [Complex.mem_slitPlane_iff]
rw [Complex.mem_slitPlane_iff] at hfz
simp at hfz
· have : s₂ = s ∩ s₂ := by · have : s₂ = s ∩ s₂ := by
apply Set.right_eq_inter.mpr apply Set.right_eq_inter.mpr
exact Set.inter_subset_right {z | -f z ∈ Complex.slitPlane} s exact Set.inter_subset_right {z | -f z ∈ Complex.slitPlane} s