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17 lines
429 B
Python
17 lines
429 B
Python
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import math
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def intersection(function,x0,x1): #function is the f we want to find its root and x0 and x1 are two random starting points
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x_n = x0
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x_n1 = x1
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while True:
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x_n2 = x_n1-(function(x_n1)/((function(x_n1)-function(x_n))/(x_n1-x_n)))
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if abs(x_n2 - x_n1)<0.00001 :
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return x_n2
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x_n=x_n1
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x_n1=x_n2
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def f(x):
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return math.pow(x,3)-2*x-5
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print(intersection(f,3,3.5))
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