File:EuropeanFormOfArabianDigits.png

Summary

Licensing

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Legend

In the above mentioned book, Montucla describes the various digits in detail. Here is a summary of the paragraph on page 375 to 381 (the first part is the part written in the image):

1. Notes de Boëce ;

2. De Planude, moine, XIII^e siècle, arithmétique indienne ou manière de calculer suivant les Indiens ;

3. Caractères d'al Séphadi, poëte arabe, sauf le zero les chiffres ne sont pas différents de ceux de Planude ;

4. Chiffres de Sacro Bosco, Sean de Sacro Bosco, Traité de l'arithmétique, XIII^e siècle ;

5. De Roger Bacon, Roger Bacon, calendrier ;

6. Des Indiens modernes ;

7. Chiffres modernes ;

8. Nombre d'Alséphadi ; exemple d'un nombre du Commentaire sur un fameux poëme arabe de Tograi, « 18446744073709551615 ».

Translation:

1. Notes de Boëce;

2. De Planude; monk, XIIIth century, Indian Arithmetic or Art to calculate like the Indians;

3. Caractères à al Séphadi; arabian poet, apart from zero the glyphs don't differ from the ones of de Planude;

4. Chiffres de Sacro Bosco; Sean de Sacro Bosco, Work on Arithmetic, XIIIth century;

5. De Roger Bacon; Roger Bacon, Calendar;

6. Des Indiens Modernes;

7. Chiffres Modernes;

8. Nombre d'Alséphadi; Exemple of a number from the book "Commentary of a famous arabian poem from Tograi", the number is 18446744073709551615.

• Arabic numerals