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25 lines
784 B
Python
25 lines
784 B
Python
from .__init__ import *
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import sympy
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def stationaryPointsFunc(maxExp=3, maxCoef=10):
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while True:
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x = sympy.symbols('x')
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problem = 0
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for exp in range(maxExp + 1):
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coefficient = random.randint(0, maxCoef)
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problem += coefficient * pow(x, exp)
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solution = sympy.stationary_points(problem, x)
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if len(solution) != 0:
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solution = ','.join('({},{})'.format(
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str(p),
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sympy.sympify(problem.replace(x, p))
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) for p in solution)
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problem = 'f(x)=' + str(problem).replace('**', '^')
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return problem, solution
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stationary_points = Generator("Stationary Points", 110, "f(x)=x^3-3x",
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"(-1,2),(1,-2)", stationaryPointsFunc)
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