# From Abacus to Algorism: Theory and Practice in Medieval Arithmetic

@article{Evans1977FromAT, title={From Abacus to Algorism: Theory and Practice in Medieval Arithmetic}, author={Gillian R. Evans}, journal={The British Journal for the History of Science}, year={1977}, volume={10}, pages={114 - 131} }

Even at the level of the most elementary arithmetical operations, procedures and practices change. During the twelfth and thirteenth centuries an unusually well documented development took place: at the beginning of the period the authors of elementary manuals of computation taught the use of the abacus, whereas at the end they described the method of calculation which came to be known as the algorism. Their ideas about number, however, were still largely drawn from Boethius's rendering of…

## 11 Citations

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