mirror of
https://github.com/DeaDvey/mathgenerator.git
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55 lines
1.7 KiB
Python
55 lines
1.7 KiB
Python
from .__init__ import *
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def genDifferentiationProblem(diff_lvl):
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problem = ''
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types = {
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'Logrithmic': ['ln'],
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'Trigonometric': ['sin', 'cos', 'tan', 'cot', 'sec'],
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'Exponentional': ['exp']
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}
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if diff_lvl == 1:
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coeff = random.randrange(2, 10)
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power = random.randint(2, 4)
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flag = random.random()
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if flag > 0.5:
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power *= -1
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problem += str(coeff) + '*x^' + '(' + str(power) + ')'
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else:
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problem += str(coeff) + '*x^' + str(power)
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if diff_lvl == 2:
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func_type = random.choices(list(types.keys()), weights=(1, 4, 1))[0]
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func = random.choice(types[func_type])
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problem += func + '(x)' + '+' + genDifferentiationProblem(1)
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if diff_lvl == 3:
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func_type = random.choices(list(types.keys()), weights=(1, 4, 1))[0]
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func = random.choice(types[func_type])
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problem += func + '(' + genDifferentiationProblem(1) + ')'
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if diff_lvl == 4:
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operator = random.choice(('/', '*'))
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problem = '(' + genDifferentiationProblem(2) + ')' + \
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operator + '(' + genDifferentiationProblem(3) + ')'
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return problem
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def differentiationFunc(diff_lvl=2):
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if diff_lvl < 1 or diff_lvl > 4:
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print("diff_lvl not supported")
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return None
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problem = genDifferentiationProblem(diff_lvl)
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x = sympy.symbols('x')
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solution = str(sympy.diff(problem.replace('^', '**'), x))
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solution = solution.replace('**', '^')
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problem = f"differentiate w.r.t x : d({problem})/dx"
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return problem, solution
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differentiation = Generator("Differentiation", 88,
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"differentiate w.r.t x : d(f(x))/dx", "g(x)",
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differentiationFunc)
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