Table arithmétique – Fragment

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Notes on the numerical tables of Table arithmétique (Fragment), Latin 9377, f. 113[1] in the Bibliothèque nationale de France (Paris).

Description of Fragment

The fragment consists of a single sheet of parchment, folded in half, with numerical tables written on both the left and right sides of the inside (flesh-side) of the parchment.


A fascimile of the pages can be viewed at [1]:

outside (reverse of left side)

left side

right side

outside (reverse of right side)

On the left side are 2 columns, each with 3 tables (and each with a cut off table at the bottom. On the right side are 2 columns each with 1 continuous table.




The Tables

Left Side, Column 1, Table 1

Multiples of 9n (n from 0 to 7) and 17n (n from 8 to 1)

-1 2 3 4 5 6 7 8 9 transcription factors note
9 7 5 7 5 7 4 4 1 975757441 178 error: missing leading 6, should be 6975757441
6 9 3 _ 4 8 _ 5 7 693048057 9 x 177 error: missing leading 3, should be 3693048057
9 5 5 1 4 3 _ 8 9 955143089 92 x 176 error: missing leading 1, should be 1955143089
1 3 5 _ 7 5 7 5 3 135075753 93 x 175 error: missing a zero, should be 1035075753
5 4 7 9 8 1 2 8 1 547981281 94 x 174
2 9 _ 1 _ 7 7 3 7 290107737 95 x 173
1 5 3 5 8 6 4 4 9 153586449 96 x 172
_ 8 1 3 1 _ 4 7 3 081310473 97 x 17 SUE OCTO PARTIENT
  1. Note that both "9377" and "113" are prime. Coincidence?

Background

The numbers are "apices" of early Arabic numbers.

in a table from "Histoire de la Mathematique" by J.E. Montucla, published in 1757