Tarski's Parallel Postulate implies the 5th Postulate of Euclid, the Postulate of Playfair and the original Parallel Postulate of Euclid

Roland Coghetto. Tarski's Parallel Postulate implies the 5th Postulate of Euclid, the Postulate of Playfair and the original Parallel Postulate of Euclid. Archive of Formal Proofs, 2021, 2021. [doi]

Abstract

Abstract is missing.