Al-Khwarizmi — "The Hindus have a method of calculation which they call 'the nine figures'."
The Hindus have a method of calculation which they call 'the nine figures'.
The Hindus have a method of calculation which they call 'the nine figures'.
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"What is easiest is best in calculation."
"The root is the side of the square."
"What is easiest and most useful in arithmetic, such as men frequently require in cases of inheritance, legacies, partition, lawsuits, and trade."
"The science of algebra is a noble one, necessary for men."
"Numbers are the roots of all calculations."
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