Python-Math-Algorithms/zero_point_approximation/__init__.py

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2023-04-25 17:18:06 +00:00
# Python module for approximating a zero point of any given function
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# Licensed under the GPLv2 License, Version 2.0 (the "License");
# Copyright (c) Sven Vogel
def zero_point_approximation(interval, function, iterations):
for _ in range(iterations):
median = interval[1] - (interval[1] - interval[0]) / 2
if function(median) > 0:
interval[1] = median
else:
interval[0] = median
return interval
def f(x):
return 4 * x * x * x - 7 * x * x + 5 * x - 12
def test():
print("Zero-point approximation: ", zero_point_approximation(interval=[-9, 9], function=f, iterations=15))