Circumcenter, Circumcircle and Centroid of a Triangle
Coghetto, Roland
Pythagorean Tuning: Pentatonic and Heptatonic Scale
Coghetto, Roland
Tarski Geometry Axioms. Part III
Coghetto, Roland, Grabowski, Adam
Finite Product of Semiring of Sets
Coghetto, Roland
Non-Trivial Universes and Sequences of Universes
Coghetto, Roland
Pascal’s Theorem in Real Projective Plane
Coghetto, Roland
Klein-Beltrami Model. Part II
Coghetto, Roland
Some Facts about Trigonometry and Euclidean Geometry
Coghetto, Roland
Klein-Beltrami model. Part III
Coghetto, Roland
Group of Homography in Real Projective Plane
Coghetto, Roland
Duality Notions in Real Projective Plane
Coghetto, Roland
Tarski Geometry Axioms – Part II
Coghetto, Roland, Grabowski, Adam