Al-Khwarizmi — "Numbers are the roots of all calculations."
Numbers are the roots of all calculations.
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More from Al-Khwarizmi
"What is easiest and most useful in arithmetic, such as men frequently require in cases of inheritance, legacies, partition, lawsuits, and trade."
"The art of calculation is indispensable in commerce and daily life."
"The Hindus have a method of calculation which they call 'the nine figures'."
"When I considered what people generally want in calculating, I found that it always is a number."
"The square of the unknown is equal to the number."