MultiPlan was an early spreadsheet program developed by Microsoft.
MultiPlan for the Apple Macintosh was Microsoft's first GUI spreadsheet.
It was text-based on the IBM PC .
... the roots of the equation. The formula reads
<math>
x=\frac{-b \pm \sqrt {b^2-4ac}}{2a}
</math>
The term b2 – 4ac is called the discriminant of the ...