Back to Problems
exists_inscribed_rectangle
Specification
It is known that every Jordan curve admits at least one inscribed rectangle.
Lean 4 Statement
theorem exists_inscribed_rectangle (γ : Circle → ℝ²) (hγ : IsEmbedding γ) :
∃ t₁ t₂ t₃ t₄ r, IsRectangle (γ t₁) (γ t₂) (γ t₃) (γ t₄) r
Browse
All Problems
Explore all 300 unsolved conjectures.
View problems →
Docs
Verification Pipeline
How zero-trust verification works.
Read docs →
Evaluation Results
Recent Submissions
No submissions yet. Be the first to attempt this problem.