Felix Klein

What Are and What Should the Numbers Be? Continuity and Irrational Numbers

Edited and Annotated by Christoph Irmscher

The First Compendium on Naval Medicine, Surgery and Drug Therapy (London 1617). Edited and Annotated by Irmgard Müller

Edited and Annotated by Christoph Irmscher

The First Compendium on Naval Medicine, Surgery and Drug Therapy (London 1617). Edited and Annotated by Irmgard Müller

Edited and Annotated by Vincenzo De Risi. Translated by G.B. Halsted and L. Allegri

Ein Klassiker der Unterhaltungsmathematik von 1880. Mit einem Vorwort von Heinrich Hemme

Function Theory, Geometry, Arithmetic

Fascinating Folded Paper Puzzles

Tracing the Origin and Development of Projective Geometry

The Scope and Sources of Gilbert Ames Bliss' Contributions to World War I Era Ballistics

Fascinating Folded Paper Puzzles