lean_workbook_plus_51370
ProvedProve that for any complex number , .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_51370 (z : ℂ) : ‖z - 1/z‖ ≤ ‖z‖ + ‖1/z‖ := by sorry
Source
Prove that for any complex number , .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_51370 (z : ℂ) : ‖z - 1/z‖ ≤ ‖z‖ + ‖1/z‖ := by sorry