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Parámetros
- 270 páginas
- 10 horas de lectura
Más información sobre el libro
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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The Trachtenberg speed system of basic mathematics translated and adapted by Ann Cutler and Rudolph McShane, Ann Cutler, Rudolph McShane
- Idioma
- Publicado en
- 1962
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- Título
- The Trachtenberg speed system of basic mathematics translated and adapted by Ann Cutler and Rudolph McShane
- Idioma
- Inglés
- Autores
- Ann Cutler, Rudolph McShane
- Publicado en
- 1962
- Formato
- Tapa dura
- Páginas
- 270
- ISBN10
- 0285626787
- ISBN13
- 9780285626782
- Serie
- Etiquetas
- No ficción, Ciencia y Matemáticas, Guías y Manuales, Ciencia, Matemáticas, Educación
- Descripción
- 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 '