On the Methodology of Analysing Historical Textbooks: Lacroix as Textbook Author.

New approaches to the history of mathematics education Dming the last few years one can note agrowinginterest in the history of mathematics education - an interest which is instigated by issues of social history, by questions about the beliefs and intentions of the persons actively concerned with education (teachers, administmtors, parents).. Tradi­ tional historiography is not well adapted to answering these questions - it concentrates on administrative policy and its operationalisation by decrees, time-tables and the