## Who's a Buffon?

### Estimating Pi

I wanted to try a simple interactive visualization using RStudio’s Shiny package and thought Buffon’s needle problem would work well. Around 1732, Georges-Louis Leclerc, Comte de Buffon, a French mathematician, first posed and solved the question that essentially boils down to asking what is the probability that a needle dropped on a floor of parallel lines crosses a line? He discovered that if the length of the needle is less than or equal to the width of the lines the probability is:
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