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mod all ini_step in fraction

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Lafrite 2015-02-28 23:08:41 +01:00
parent 20c9c20836
commit cba821660a
1 changed files with 6 additions and 6 deletions
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12
pymath/fraction.py
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@ -174,7 +174,7 @@ class Fraction(Explicable):
exp = Expression([self._num, coef1, op.mul, self._denom, coef1, op.mul, op.div, number._num, coef2, op.mul, number._denom, coef2, op.mul, op.div,op.add])
ini_step = Expression(self.postfix_tokens) + Expression(number.postfix_tokens)
ini_step = Expression(self.postfix_tokens + number.postfix_tokens + [op.add])
ans = exp.simplify()
ans.steps = [ini_step] + ans.steps
return ans
@ -221,7 +221,7 @@ class Fraction(Explicable):
exp = Expression([self._num, coef1, op.mul, self._denom, coef1, op.mul, op.div, number._num, coef2, op.mul, number._denom, coef2, op.mul, op.div,op.sub])
ini_step = Expression(self.postfix_tokens) - Expression(number.postfix_tokens)
ini_step = Expression(self.postfix_tokens + number.postfix_tokens + [op.sub])
ans = exp.simplify()
ans.steps = [ini_step] + ans.steps
return ans
@ -298,7 +298,7 @@ class Fraction(Explicable):
denom = [self._denom]
exp = Expression(num + denom + [op.div])
ini_step = Expression(self.postfix_tokens) * Expression([other])
ini_step = Expression(self.postfix_tokens + [other, op.mul])
else:
number = self.convert2fraction(other)
@ -322,7 +322,7 @@ class Fraction(Explicable):
exp = Expression(num1 + num2 + [ op.mul] + denom1 + denom2 + [op.mul, op.div])
ini_step = Expression(self.postfix_tokens) * Expression(number.postfix_tokens)
ini_step = Expression(self.postfix_tokens + number.postfix_tokens + [op.mul])
ans = exp.simplify()
ans.steps = [ini_step] + ans.steps
return ans
@ -354,7 +354,7 @@ class Fraction(Explicable):
number = self.convert2fraction(other)
ini_step = Expression(self.postfix_tokens) / Expression(number.postfix_tokens)
ini_step = Expression(self.postfix_tokens + number.postfix_tokens + [op.div])
number = Fraction(number._denom, number._num)
ans = self * number
@ -398,7 +398,7 @@ class Fraction(Explicable):
elif power == 1:
return copy(self)
else:
ini_step = Expression(self.postfix_tokens) ** power
ini_step = Expression(self.postfix_tokens + [power, op.pw])
exp = Expression([self._num, power, op.pw, self._denom, power, op.pw, op.div])
ans = exp.simplify()