CHAPTER VII.

THE ART OF COUNTING.

Ideas of Number derived from experience—State of Arithmetic among

uncivilized races—Small extent of Numeral-words among low

tribes—Counting by fingers and toes—Hand-numerals show derivation of

Verbal reckoning from Gesture-counting—Etymology of Numerals—Quinary,

Decimal, and Vigesimal notations of the world derived from counting on

fingers and toes—Adoption of foreign Numeral-words—Evidence of

development of Arithmetic from a low original level of Culture 240

Primitive culture, vol. 1 (of 2) · 第 7 / 19 章