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Feat: no more round in quadratic roots

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This commit is contained in:
Bertrand Benjamin 2019-07-17 09:55:32 +02:00
parent b93f34bc38
commit aba43c9f19
1 changed files with 6 additions and 4 deletions
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8
mapytex/calculus/API/tokens/polynomial.py
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@ -284,17 +284,19 @@ class Quadratic(Polynomial):
if self.delta._mo < 0: if self.delta._mo < 0:
return [] return []
elif self.delta._mo == 0: elif self.delta._mo == 0:
#return [Expression.from_str(f"-{self.b}/(2*{self.a})").simplify()] # return [Expression.from_str(f"-{self.b}/(2*{self.a})").simplify()]
return [round(eval(f"-{self.b}/(2*{self.a})"), 2)] return [round(eval(f"-{self.b}/(2*{self.a})"), 2)]
else: else:
from math import sqrt from math import sqrt
roots = [ roots = [
round(eval(f"(-{self.b}-sqrt({self.delta}))/(2*{self.a})"), 2), str(eval(f"(-{self.b}-sqrt({self.delta}))/(2*{self.a})")),
round(eval(f"(-{self.b}+sqrt({self.delta}))/(2*{self.a})"), 2), str(eval(f"(-{self.b}+sqrt({self.delta}))/(2*{self.a})")),
] ]
roots.sort() roots.sort()
return roots return roots
# ----------------------------- # -----------------------------
# Reglages pour 'vim' # Reglages pour 'vim'
# vim:set autoindent expandtab tabstop=4 shiftwidth=4: # vim:set autoindent expandtab tabstop=4 shiftwidth=4: