Pantazi's Theorem Regarding the Bi-orthological Triangles

2010/10/01 by Ion Pătraşcu, Ion Patrascu, Florentin Smarandache +3
Engineering · Mathematics · #51F20 #FOS: Mathematics #General Mathematics (math.GM) #History and Theory of Mathematics #Mathematics and Applications #Robotic Mechanisms and Dynamics #math.GM #msc:51F20

paper · pdf · doi:10.48550/arxiv.1010.0194

5 pages, 3 geometric figures

arxiv created 2010/10/01 · openalex publication_date 2010/10/01 · arxiv updated 2010/10/04 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

In this article we'll present an elementary proof of a theorem of Alexandru Pantazi (1896-1948), Romanian mathematician, regarding the bi-orthological triangles.

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