theorem proved term proof

`totient_apply`

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formal statement (Lean)

 101@[simp] theorem totient_apply {n : ℕ} : totient n = Nat.totient n := rfl

Term-mode proof.

 102
 103/-- φ(1) = 1. -/

Lean names referenced from this declaration's body.

totient in IndisputableMonolith.NumberTheory.Primes.ArithmeticFunctions decl_use