It turns out that folding a pizza slice lengthwise to improve its rigidity is a great example of the "Remarkable Theorem" by Gauss. Cliff Stoll explains.
Cliff includes oranges, bananas, and bagels to round out the food-based examples. Impress your friends next time you grab a slice. If only pizza rat understood math, he might have had an easier time on the stairs.
• Numberphile (Mathematical Sciences Research Institute)
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