No, really, pi is wrong: The Tau Manifesto by Michael Hartl. Epistemological and Cognitive Aspects of Time: A Tool Perspective. What is mathematics? Dan Meyer: Math class needs a makeover. Scott Rickard: The beautiful math behind the ugliest music. Multiculturalism and the history of mathematics.
TI-Basic Developer - TI-Basic Developer. Margaret Wertheim: The beautiful math of coral.