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# Mathematics in Ancient and Medieval India c5.s8.2

Mathematics in Ancient and Medieval India c5.s8.2

- **Language:** English

### [c5.s8.2](https://indike.org/pramana/ins.science.bag-1979.c5.s8.2)

These operations were carried out on a dust computing board (\*pāṭī\*). The method required the rubbing out of digits in every operation. According to Arabian scholars Āl-Khwārizmī (825 A. D.), Al-Uqlidisi (952 A. D.) Hindu arithmetic entered Islam with dust abacus as an intrinsic tool of it.² The latter author replaced the dust abacus to suit paper and ink. He used the Arabic word \*takht\* for \*pāṭī\*.

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Source: [https://indike.org/pramana/ins.science.bag-1979.c5.s8.2](https://indike.org/pramana/ins.science.bag-1979.c5.s8.2) · Pramāṇa
