Re: ?
- To: mathgroup at smc.vnet.net
- Subject: [mg120815] Re: ?
- From: Jacopo Bertolotti <jacopo.bertolotti at gmail.com>
- Date: Thu, 11 Aug 2011 05:13:16 -0400 (EDT)
- Delivered-to: l-mathgroup@mail-archive0.wolfram.com
- References: <201108101047.GAA26230@smc.vnet.net>
Try FindRoot[x + 9, {x, -5}][[1, 2]] (Part is a "normal" operation on lists) Jacopo On 08/10/2011 12:47 PM, David Kirkby wrote: > The output of FindRoot[] when trying to find a root is like: > > {x -> 0.49454545} > > How can I convert that list, into the number 0.49454545? > > In[1]:= FindRoot[x+9,{x,-5}] > > Out[1]= {x -> -9.} > > In[2]:= Head[%] > > Out[2]= List > > I can't seem to find any "normal" operations on the list which give me > the number. > > Dave > >
- References:
- How do I get a numeric value from FindRoot[] ?
- From: David Kirkby <david.kirkby@onetel.net>
- How do I get a numeric value from FindRoot[] ?