26 lines
592 B
Python
26 lines
592 B
Python
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import numpy as np
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def f(x, r):
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"""
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takes r and x as input and returns r*x*(1-x)
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"""
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return r * x * (1 - x)
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def iterate_f(it, xi, r):
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"""
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takes a number of iterations `it`, a starting value,
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and a parameter value for r. It should execute f repeatedly (it times),
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each time using the last result of f as the new input to f. Append each
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iteration's result to a list l. Finally, convert the list into a numpy
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array and return it.
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"""
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x = xi
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xs = []
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for _ in range(it):
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x = f(x, r)
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xs.append(x)
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return np.array(xs)
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