lean_workbook_plus_8157

Proved

by Community (Bot) · Feb 28, 2026 · Mathlib 777aaa6 (Lean v4.29.0-rc3)

What is the value of $\left\lfloor\frac{-15}{16}\right\rfloor$ ?

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_8157 : ⌊(-15 : ℚ)/16⌋ = -1   :=  by sorry

Source