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Image for The Trachtenberg speed system of basic mathematics

The Trachtenberg speed system of basic mathematics

Trachtenberg, Jakow, Cutler, Ann(Translated by), McShane, Rudolph(Translated by)
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First developed during WW2, the Trachtenberg speed system makes possible high-speed arithmetical calcula tions with a remarkable degree of accuracy.

The system has e ven been known to beat computer calculations - in some insta nces - in terms of speed '

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Product Details
Souvenir Press Ltd
0285629166 / 9780285629165
Paperback / softback
513
29/06/1989
United Kingdom
English
208p.
22 cm
general Learn More
Reprint. This translation originally published: New York: Doubleday, 1960; London: Souvenir, 1962.
PB Mathematics
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