Abstract
The treatise of algorism begins, which art consist of 9 species, namely, numeration, addition, subtraction, 〈mediation〉a, duplation, multiplication, division, progression, and root extraction. Composed by master Jacopo of Florence in Montpellier, in the year 1307 in the month of september.
Inserted in agreement with M+F, and needed in order to fill out the number of nine species.
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© 2007 Birkhäuser Verlag AG
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(2007). The Text. In: Jacopo da Firenze’s Tractatus Algorismi and Early Italian Abbacus Culture. Science Networks. Historical Studies, vol 34. Birkhäuser Basel. https://doi.org/10.1007/978-3-7643-8391-6_8
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DOI: https://doi.org/10.1007/978-3-7643-8391-6_8
Publisher Name: Birkhäuser Basel
Print ISBN: 978-3-7643-8390-9
Online ISBN: 978-3-7643-8391-6
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