Al-Khwarizmi — "The square of the unknown is equal to the number."
The square of the unknown is equal to the number.
The square of the unknown is equal to the number.
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"The method of calculation must be clear and simple."
"Unfortunately, there are no documented controversial, provocative, offensive, politically incorrect, or divisive quotes from Al-Khwarizmi. His surviving works are primarily mathematical and astronomic…"
"The root is the side of the square."
"Numbers are the roots of all calculations."
"The art of calculation is indispensable in commerce and daily life."
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