## Eric’s Enlightenment for Friday, May 8, 2015

May 8, 2015 Leave a comment

- A nice set of tutorials on Microsoft Excel at OfficeTuts by Tomasz Decker.
- “We had proved that an assertion was indeed true in all of the difficult cases, but it turned out to be false in the simple case. We never bothered to check.”
**Are mistakes in academic mathematics being effectively identified and corrected?**Vladimir Voevodsky (2002 Fields Medalist) published a major theorem in 1990, but Carlos Simpson found an error with the theorem in 1998. It wasn’t until 2013 that Voevodsky finally became convinced that his theorem was wrong. This motivated him to develop “proof assistants” – computer programs that help to prove mathematical theorems. - Synthesizing artificial muscles from gold-plated onion skins
- Andrew Gelman debriefs his presentation to Princeton’s economics department about unbiasedness and econometrics.

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