RE:How to get a positive solution from Solve Command
- To: mathgroup at smc.vnet.net
- Subject: [mg67808] RE:How to get a positive solution from Solve Command
- From: abdou.oumaima at hotmail.com
- Date: Sat, 8 Jul 2006 04:56:27 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
By now, I fix the problem as that:
f[ξ_] := Normal[Series[1 - c ArcTanh[ξ]/ξ, {ξ, 0, 2}]]
Solve[f[ξ] == 0, ξ];
ξ = ξ /. % [[2]];
What do you think?