Skip Navigation
NPR News

If You Want A Doughnut Hole, Don't Ask A Mathematician

Jul 25, 2013 (All Things Considered)

Hear this

This text will be replaced
Launch in player

Share this


Explore this

Reported by

Joe Palca

Related Topics at NPR.org

Copyright 2014 NPR. To see more, visit http://www.npr.org/.

Read full story transcript

Missing some content? Check the source: NPR
Copyright(c) 2014, NPR

Visitor comments

on:

NCPR is supported by:

This is a Visitor-Supported website.