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

• To: mathgroup at smc.vnet.net
• Subject: [mg7430] Re: Re [mg 7343] How to make Sqrt[a^2]/;(a>
• From: carlos at mars.Colorado.EDU (Carlos A. Felippa)
• Date: Sat, 31 May 1997 15:08:14 -0400 (EDT)
• Organization: University of Colorado, Boulder
• Sender: owner-wri-mathgroup at wolfram.com

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.