Re: Log(ln) Function + 2 Parameters + Greater
- To: mathgroup at smc.vnet.net
- Subject: [mg89283] Re: Log(ln) Function + 2 Parameters + Greater
- From: dh <dh at metrohm.ch>
- Date: Tue, 3 Jun 2008 06:45:53 -0400 (EDT)
- References: <g22tp5$ikl$1@smc.vnet.net>
Hi Felipe, why are you not simply using an If[] statement: If[a>0, Plot[...]] hope this helps, Daniel Felipe Mannshardt wrote: > Hello, > > i am having problem telling Mathematica to: > > First Try, > > Clear[x, f] > f[x_] := x (a + Log[x])^2 > > a > 0 > Plot[f[x], {x, -5, 5}] > > Second Try, > > f[x_] := x (a + Log[x])^2 > > Plot[f[x], {x, -5, 5}] /.a-> a>0 > > > What i want is to tell Mathematica to draw a Graph of f[x] when a>0 > > Thanks for the help. > -- Daniel Huber Metrohm Ltd. Oberdorfstr. 68 CH-9100 Herisau Tel. +41 71 353 8585, Fax +41 71 353 8907 E-Mail:<mailto:dh at metrohm.com> Internet:<http://www.metrohm.com>