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Change ** to ^ and mod test in render

This commit is contained in:
lafrite 2014-01-18 19:07:44 +01:00 committed by Lafrite
parent 9b104f020f
commit d74e18b663
1 changed files with 5 additions and 5 deletions
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10
pymath/formal.py
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@ -35,7 +35,7 @@ class FormalExp(object):
:returns: a_n
"""
pattern = "\w\*\*(\d*)"
pattern = "\w\^(\d*)"
finder = re.compile(pattern)
power = {}
for (k,v) in self._coef.items():
@ -135,12 +135,12 @@ class FormalExp(object):
def __str__(self):
return " + ".join([str(v) + str(k) for k,v in self._coef.items()])
if __name__ == '__main__':
fe1 = FormalExp({"x": 1, "":2})
print(fe1)
fe2 = FormalExp({"x**12": 5, "":2})
print(fe2)
print(fe1.get_postfix())
fe2 = FormalExp({"x^12": 5, "":2})
print(fe2.get_postfix())
fe3 = fe1 * fe2
for s in fe3:
print(s)