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isPolynom move to generic

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Lafrite 2014-12-22 10:50:34 +01:00
parent b5db3df0ec
commit 895c8ed145
1 changed files with 3 additions and 11 deletions
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14
pymath/polynom.py
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@ -4,8 +4,7 @@
from .expression import Expression from .expression import Expression
from .operator import op from .operator import op
from .generic import spe_zip, expand_list, isNumber, transpose_fill, flatten_list from .generic import spe_zip, expand_list, isNumber, transpose_fill, flatten_list, isPolynom
#from .generic import spe_zip, sum_postfix, expand_list, isNumber
from .render import txt from .render import txt
from .random_expression import RdExpression from .random_expression import RdExpression
from itertools import chain from itertools import chain
@ -228,20 +227,13 @@ class Polynom(object):
def conv2poly(self, other): def conv2poly(self, other):
"""Convert anything number into a polynom""" """Convert anything number into a polynom"""
if isNumber(other) and not self.isPolynom(other): if isNumber(other) and not isPolynom(other):
return Polynom([other]) return Polynom([other])
elif self.isPolynom(other): elif isPolynom(other):
return other return other
else: else:
raise ValueError(type(other) + " can't be converted into a polynom") raise ValueError(type(other) + " can't be converted into a polynom")
def isPolynom(self, other):
try:
other._isPolynom
except AttributeError:
return 0
return 1
def reduce(self): def reduce(self):
"""Compute coefficients which have same degree """Compute coefficients which have same degree