THE principal novelties in this tract are the chapters on the orthopole (with some original propositions by the author) and on orthogonal projection (mostly after Prof. Neuberg). A pretty theorem in ...

The nomination deadline is approaching. All submissions must be received by 01/20/2026. Submit Nomination Today Celebrating the women taking business leadership to new heights in Raleigh, Durham and ...

Editor’s Note: Published in 1959, this article comes from Martin Gardner’s legendary Scientific American column Mathematical Games. Read more classic Mathematical Games articles in our 2024 special ...

Triangle Tube produces residential and commercial heating equipment. Specializing in boilers, water heaters and heat exchangers, the company aims to deliver reliable heating solutions. How do I know I ...