Sujet

The Chinese abacus.

Légende

The Chinese abacus. Naval Museum. Madrid, Spain.

Date

4348

Crédit

Photo12/UIG/PHAS

Notre référence

UMG23A45_416

Model release

Non

Property release

Non

Licence

Droits gérés

Format disponible

20,2Mo (936,7Ko) / 40,0cm x 12,7cm / 4724 x 1496 (300dpi)

Mots clés

Asia Asian Asiatic China Chinese Chinese abacus Count abacus arithmetic operations balls beads calculations calculus history mathematics units wood