Amédée Mannheim

French soldier

Learn about this topic in these articles:

contribution to slide rule

  • slide rule
    In slide rule

    Amédée Mannheim, an officer of the French artillery, invented in 1859 what may be considered the first of the modern slide rules. This rule had scales on one face only. The Mannheim rule, which also brought into general use a cursor, or indicator, was much…

    Read More
Britannica Chatbot logo

Britannica Chatbot

Chatbot answers are created from Britannica articles using AI. This is a beta feature. AI answers may contain errors. Please verify important information in Britannica articles. About Britannica AI.