## Wednesday, May 7, 2014

### Math Links

1. Tips and Traps in Data Visualization
A quick and dirty overview of succinct graphs and visualizations in presentations, where audiences do not have much time to digest too much information.
2. Don't invert that matrix
A somewhat old post on a topic we all are all familiar with. Read through the fascinating comments section.
3. Blowback
A fascinating example of the seeming advantages, and catastrophic unintended consequences of changing the formal definition of a derivative from $f'(x) = \lim_{h \rightarrow 0} \frac{f(x+h) - f(x)}{h},$ to $f'(x) = \lim_{h \rightarrow 0} \frac{f(x+h) - f(x-h)}{2h}.$
4. Interesting Statistics Quotes