Update for use with latest Mathlib version.

Bookshelf/Apostol/Chapter_1_11.lean

@@ -118,7 +118,7 @@ Derive the result analytically as follows: By changing the index of summation,
 note that `Σ_{n=1}^{b-1} ⌊na / b⌋ = Σ_{n=1}^{b-1} ⌊a(b - n) / b⌋`. Now apply
 Exercises 4(a) and (b) to the bracket on the right.
 -/
-theorem exercise_7b (ha : a > 0) (hb : b > 0) (hp : Nat.coprime a b)
+theorem exercise_7b (ha : a > 0) (hb : b > 0) (hp : Nat.Coprime a b)
   : ∑ n in (Finset.range b).filter (· > 0), ⌊n * ((a : ℕ) : ℝ) / b⌋ =
       ((a - 1) * (b - 1)) / 2 := by
   sorry

Bookshelf/Enderton/Logic/Chapter_1.lean

@@ -475,7 +475,7 @@ theorem exercise_1_2_2b_iii {k : ℕ} (h : Odd k)
       have ⟨r, hr⟩ := h
       refine ⟨r, hr, ?_⟩
       by_contra nr
-      have : r = 0 := Nat.eq_zero_of_nonpos r nr
+      have : r = 0 := Nat.eq_zero_of_not_pos nr
       rw [this] at hr
       simp only [mul_zero, zero_add] at hr
       exact absurd hr hk

Bookshelf/Enderton/Set/Chapter_2.lean

@@ -171,8 +171,7 @@ theorem emptyset_identity_ii (A : Set α)
   : A ∩ ∅ = ∅ := calc A ∩ ∅
   _ = { x | x ∈ A ∧ x ∈ ∅ } := rfl
   _ = { x | x ∈ A ∧ False } := rfl
-  _ = { x | False } := by simp
-  _ = ∅ := rfl
+  _ = ∅ := by simp
 
 #check Set.inter_empty
 
@@ -181,8 +180,7 @@ theorem emptyset_identity_iii (A C : Set α)
   _ = { x | x ∈ A ∧ x ∈ C \ A } := rfl
   _ = { x | x ∈ A ∧ (x ∈ C ∧ x ∉ A) } := rfl
   _ = { x | x ∈ C ∧ False } := by simp
-  _ = { x | False } := by simp
-  _ = ∅ := rfl
+  _ = ∅ := by simp
 
 #check Set.inter_diff_self
 
@@ -792,11 +790,11 @@ theorem exercise_2_17_ii {A B : Set α} (h : A \ B = ∅)
 
 theorem exercise_2_17_iii {A B : Set α} (h : A ∪ B = B)
   : A ∩ B = A := by
-  suffices A ⊆ B from Set.inter_eq_left_iff_subset.mpr this
-  exact Set.union_eq_right_iff_subset.mp h
+  suffices A ⊆ B from Set.inter_eq_left.mpr this
+  exact Set.union_eq_right.mp h
 
 theorem exercise_2_17_iv {A B : Set α} (h : A ∩ B = A)
-  : A ⊆ B := Set.inter_eq_left_iff_subset.mp h
+  : A ⊆ B := Set.inter_eq_left.mp h
 
 /-- #### Exercise 2.19
 

Common/Logic/Basic.lean

@@ -1,4 +1,5 @@
 import Mathlib.Logic.Basic
+import Mathlib.Data.Set.Basic
 import Mathlib.Tactic.Tauto
 
 /-! # Common.Logic.Basic

DocGen4/Process/Analyze.lean

@@ -84,10 +84,10 @@ def shouldRender : ModuleMember → Bool
 end ModuleMember
 
 inductive AnalyzeTask where
-| loadAll (load : List Name) : AnalyzeTask
-| loadAllLimitAnalysis (analyze : List Name) : AnalyzeTask
+| loadAll (load : Array Name) : AnalyzeTask
+| loadAllLimitAnalysis (analyze : Array Name) : AnalyzeTask
 
-def AnalyzeTask.getLoad : AnalyzeTask → List Name
+def AnalyzeTask.getLoad : AnalyzeTask → Array Name
 | loadAll load => load
 | loadAllLimitAnalysis load => load