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random classmethod for polynoms

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This commit is contained in:
Lafrite 2014-12-19 17:29:12 +01:00
parent adce8e1348
commit 6ca79a4e69
1 changed files with 5 additions and 3 deletions
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8
pymath/polynom.py
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@ -29,7 +29,8 @@ class Polynom(object):
"""
form = str(coefs_form)
coefs = RdExpression(form, conditions)()
return Polynom(coef = eval(coefs), letter = letter)
coefs = [eval(i) if type(i)==str else i for i in eval(coefs)]
return Polynom(coef = coefs, letter = letter)
def __init__(self, coef = [1], letter = "x" ):
"""Initiate the polynom
@ -347,8 +348,9 @@ if __name__ == '__main__':
# print(repr(i))
print("\n")
poly = Polynom.random(["{a**2}", "{2*a*b}", "{b**2}"])
print(poly)
poly = Polynom.random(["[{a**2}, {a}]", "{2*a*b}", "{b**2}"])
for i in poly.simplify():
print(i)
import doctest
doctest.testmod()