Merge branch 'main' of github.com:leanprover-community/lean4game

2023-02-08 10:34:47 +01:00
parent 07b140acf7 7510b83591
commit e20613901f
94 changed files with 1085 additions and 711 deletions
@@ -43,4 +43,4 @@ Statement
    (n : ℕ) : (∑ i : Fin n, (0 + 0)) = 0 := by
  simp

-Tactics simp
+NewTactics simp
@@ -34,4 +34,4 @@ Statement
  simp
  ring

-Tactics rw simp ring
+NewTactics rw simp ring
@@ -42,4 +42,4 @@ Statement arithmetic_sum
  simp_rw [Nat.succ_eq_one_add]
  ring

-Tactics ring
+NewTactics ring
@@ -27,4 +27,4 @@ $\\sum_{i = 0}^n (2n + 1) = n ^ 2$."
  rw [hn, Nat.succ_eq_add_one]
  ring

-Tactics ring
+NewTactics ring
@@ -44,4 +44,4 @@ Statement
  -- rw [mul_add, hn]
  -- ring

-Tactics ring
+NewTactics ring
@@ -44,4 +44,4 @@ Statement
    rw [hn]


-Tactics ring
+NewTactics ring
@@ -29,4 +29,4 @@ example (n : ℕ) (h : 5 ≤ n) : n^2 < 2 ^ n
  sorry
 | n + 5  => by sorry

-Tactics rw simp ring
+NewTactics rw simp ring
@@ -23,10 +23,4 @@ Statement
  sorry
  sorry

-Tactics rw simp ring
-
-- example (n : ℕ) : (n - 1) * (n + 1) = (n ^ 2 - 1) := by
--   induction' n with n hn
--   ring
--   rw [Nat.succ_eq_one_add]
--   rw []
+NewTactics rw simp ring
@@ -21,7 +21,7 @@ Statement
    (n : ℕ) : True := by
  trivial

-Tactics simp
+NewTactics simp


 -- Σ_i Σ_j ... = Σ_j Σ_i ...