Al-Khwarizmi — "The rule for solving equations is to balance them."
The rule for solving equations is to balance them.
The rule for solving equations is to balance them.
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"When I considered what people generally want in calculating, I found that it always is a number."
"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 unknown must be isolated to find its value."
"The Hindus have a method of calculation which they call 'the nine figures'."
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