MathGroup Archive 1997

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Re: Re [mg 7343] How to make Sqrt[a^2]/;(a>


I tried that code from a Notebook interface (Mma 2.2 on
a Mac ) and it does not work.   Several error messages 
are given:

TagUnset::tagpos: 
   Tag a in HoldPattern[a > (y_) /; y <= 0] is not in a valid position for assignment.





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