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[scripts/pycalc] add a simple as a rock quadratic equation solver
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@ -11,4 +11,21 @@ def factors(n):
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return result
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def solve_quadratic(a, b, c):
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if a == 0:
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raise Exception("not a quadratic equation")
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else:
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d = b ** 2 - 4 * a * c
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print("D = " + str(d))
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if d < 0:
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print("no solutions")
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elif d > 0:
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sd = sqrt(d)
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print("sqrt(D) = " + str(sd))
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print("x1 = " + str((-b + sd) / (2 * a)))
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print("x2 = " + str((-b - sd) / (2 * a)))
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else:
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print("x = " + str(-b / (2 * a)))
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print("loaded Python calculator")
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