Abs function
- To: mathgroup at smc.vnet.net
- Subject: [mg47238] Abs function
- From: nikmatz <nikmatz at math.ntua.gr>
- Date: Wed, 31 Mar 2004 02:59:39 -0500 (EST)
- Organization: National Technical University of Athens, Greece
- Sender: owner-wri-mathgroup at wolfram.com
Hi, i try to find the derivative of Abs[x] and i have this In: D[Abs[x],x] Out: Abs`[x] i don't know the mean of ` please help Thanks