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==== General case ====
It can easily be proven by induction
<math>
xy = \frac{\left(x+y\right)^n}{2^n} - \frac{\left(x-y\right)^n}{2^n} .
</math>
====History of quarter square multiplication====
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Line 272:
==== General case ====
It can easily be proven by induction
<math>
xy = \frac{\left(x+y\right)^n}{2^n} - \frac{\left(x-y\right)^n}{2^n} .
</math>
====History of quarter square multiplication====
| |||