Estimate the value of π (pi) using various mathematical methods and series expansions. Increase iterations to see more decimal places. Great for learning about convergent series and numerical methods.
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How this calculator works
The Leibniz series for π is: π = 4 × (1 - 1/3 + 1/5 - 1/7 + 1/9 - ...). Other methods include the Machin-like formulas, Nilakantha series, and Bailey–Borwein–Plouffe formula. More iterations yield more accurate results.
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