The Abacus A Pocket Computer

Jesse Dılson

Lead Press

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An abacus, also called as Counting Frame, is a calculating tool for performing arithmetical processes. It is as fast in some people's hand as a calculator. It is often constructed as wooden frame with beads sliding on. This title contains a book & an Abacus.

Özellikler

Cilt Durumu : Ciltsiz
Basım Tarihi :
Basım Yeri : Hindistan
Boyutlar : 14,00 x 21,50 cm
Basım Dili : İngilizce
Kağıt Tipi : 2. Hamur
Sayfa Sayısı : 413
Barkod : 9788131903070
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