The (re)discovery of some of the oldest key-driven adding machines (1844)

Denis Roegel (1)

1 MOSEL - Proof-oriented development of computer-based systems

The purpose of this brief note is to announce the (re)discovery of three of the adding machines patented in 1844 by Jean-Baptiste Schwilgué and his son Charles.

Mots clés: adding machine; invention; Schwilgué; key-driven

Domaines: Histoire et perspectives sur les mathématiques [math.HO]; Génie mécanique [physics.class-ph]; Histoire, Philosophie et Sociologie des sciences

Denis Roegel. The (re)discovery of some of the oldest key-driven adding machines (1844). 2014. ⟨hal-01096468v2⟩