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Topic: The orde of product
Replies: 3   Last Post: Dec 8, 2011 4:42 AM

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Chris Degnen

Posts: 125
Registered: 3/5/08
Re: The orde of product
Posted: Dec 7, 2011 5:36 AM
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I'm pretty sure this isn't what you want:

SameQ[a*b, b*a]
Attributes[Times] = DeleteCases[Attributes[Times], Orderless];
SameQ[a*b, b*a]

道 厚 wrote:
> How can I do that a*b is unequal to b*a in Mathematica 7?
> Thank you.

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