Prove2Me

lean_workbook_plus_15750

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

Prove that: arccos⁡x+arcsin⁡x=π2\arccos x+\arcsin x= \frac{\pi}{2}

Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_15750 (x : ℝ) : Real.arccos x + Real.arcsin x = π/2   :=  by sorry
Source
https://huggingface.co/datasets/internlm/Lean-Workbook

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