The Hindu-Arabic Numerals c9.54

c9.54

³ Not, however, in the mercantile schools. The arithmetic of Boethius would have been about the last book to be thought of in such institutions. While referred to by Bæda (672–735) and Hrabanus Maurus (*c.* 776–856), it was only after Gerbert's time that the *Boëtii de institutione arithmetica libri duo* was really a common work.