๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

TWO THEORIES OF VALUE 1N MEDIEVAL ISLAM

โœ Scribed by George F. Hourani

Book ID
111232855
Publisher
John Wiley and Sons
Year
1960
Tongue
English
Weight
616 KB
Volume
50
Category
Article
ISSN
0027-4909

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๐Ÿ“œ SIMILAR VOLUMES

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Let a(n) denote the sum of the positive divisors of the integer n and s(n) the sum of its aliquot parts, that is, of the divisors of n other than n itself; then, Greek mathematicians had considered the problem of the determination of a perJect number (z~.~o~ do~6~), that is, a number n such that s(