Hannah Fry is co-author of The Indisputable Existence Of Santa Claus, an application of mathematics to holiday quandaries like wrapping round presents, turkey roasting and one man's annual journey.
(Image credit: Jennifer Kerrigan/NPR)
from Stories from NPR : NPR http://ift.tt/2C6R8E0
She's Done The Sums On Santa, And The Math Checks Out
![She's Done The Sums On Santa, And The Math Checks Out]()
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December 25, 2017
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