Created
March 14, 2013 21:38
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Estimate pi by simulation of Buffon's needle. Iterative version.
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| # Estimate pi simulating Buffon's needle experiment | |
| function mc_pi_iter(repeats::Int) | |
| halfpi = asin(1) | |
| crosses = 0 | |
| for i in 1:repeats | |
| x = rand() | |
| theta = halfpi * rand() | |
| if (x <= 0.5 * sin(theta)) | |
| crosses = crosses + 1 | |
| end | |
| end | |
| repeats / crosses | |
| end |
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