• Introduction ▶
    • What is a formalization project?
    • What is this docuemnt?
    • What is this project about?
  • 1 Single-sorted presentation ▶
    • 1.1 Single-sorted categories
    • 1.2 Single-sorted functors
    • 1.3 The category of single-sorted categories
  • 2 Underlying transformations ▶
    • 2.1 Underlying single-sorted categories
    • 2.2 Underlying single-sorted functors
    • 2.3 Functoriality of the underlying transformations
  • 3 Bibliography
  • Dependency graph

A Formalization of Higher-Order Categories in Lean 4

Enric Cosme Llópez Raul Ruiz Mora Mario Vago Marzal

2025

  • Introduction
    • What is a formalization project?
    • What is this docuemnt?
    • What is this project about?
  • 1 Single-sorted presentation
    • 1.1 Single-sorted categories
    • 1.2 Single-sorted functors
    • 1.3 The category of single-sorted categories
  • 2 Underlying transformations
    • 2.1 Underlying single-sorted categories
    • 2.2 Underlying single-sorted functors
    • 2.3 Functoriality of the underlying transformations
  • 3 Bibliography