Created
November 21, 2022 11:47
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Newton-Raphson root finder
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| let δ = ∛ ε | |
| let d f x = (f(x+δ) - f(x-δ))/(2*δ) | |
| let rec fixedPoint f x = | |
| let fx = f x in | |
| if fx = x then x else fixedPoint f fx | |
| let newtonRaphson f df x = fixedPoint [x → x - f x / df x] x |
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