頭がしびれるテレビ 20110504 オリラジ

しびれる～
http://www.nhk.or.jp/tamago/program/images/20110504_doc/img02.jpg

[youku] or [youku] or [FC2]

In this show, Oriraji et al. explore the nature of pi, a wonder that has haunted mathematicians for centuries.