Update

Nevanlinna/stronglyMeromorphic.lean

@@ -172,11 +172,17 @@ theorem StronglyMeromorphicAt_of_makeStronglyMeromorphic
           · let h₄f := (hf.order_eq_int_iff 0).1 h₃f
             let G := Classical.choose h₄f
             simp [h₃f]
-            let hG := Classical.choose_spec h₄f
-            simp at hG
-
-            sorry
-          · simp [h₃f]
+            obtain ⟨h₁G, h₂G, h₃G⟩  := Classical.choose_spec h₄f
+            simp at h₃G
+            have hn : n = 0 := by
+              sorry
+            rw [hn]
+            simp
+            have : g =ᶠ[𝓝 z₀] G := by
+              sorry
+            rw [Filter.EventuallyEq.eq_of_nhds this]
+          · have : hf.order ≠ 0 := h₃f
+            simp [this]
             left
             apply zero_zpow n
             dsimp [n]

lake-manifest.json

@@ -5,12 +5,12 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "7c5548eeeb1748da5c2872dbd866d3acbaea4b3f",
+   "rev": "dc72dcdb8e97b3c56bd70f06f043ed2dee3258e6",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
    "inherited": true,
-   "configFile": "lakefile.lean"},
+   "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover-community/quote4",
    "type": "git",
    "subDir": null,
@@ -25,7 +25,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "b20a88676fd00affb90cbc9f1ff004ae588103b3",
+   "rev": "9ac12945862fa39eab7795c2f79bb9aa0c8e332c",
    "name": "aesop",
    "manifestFile": "lake-manifest.json",
    "inputRev": "master",
@@ -55,7 +55,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "9b4088ccf0f44ddd7b1132bb1348aef8cf481e12",
+   "rev": "0ea83a676d288220ba227808568cbb80fe43ace0",
    "name": "importGraph",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -75,7 +75,7 @@
    "type": "git",
    "subDir": null,
    "scope": "",
-   "rev": "818db408b33f801f4094614250e6b3cfb9e065c8",
+   "rev": "893b3a846645d48ac45143ec02149cc551acd99d",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
    "inputRev": null,