[R] [GGplot] Geom_smooth with formula "power"?

[Jeff Newmiller]

Does  [1] help? 

[1] http://stackoverflow.com/questions/10528631/add-exp-power-trend-line-to-a-ggplot
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Sent from my phone. Please excuse my brevity.

On November 6, 2015 2:41:18 AM PST, Catarina Silva <bolseiro.raiz.csilva at portucelsoporcel.com> wrote:
>Hi,
>
>It's possible to use ggplot and geom_smooth to adjust a power curve to
>the
>data?
>
>Initially i have done the adjustement with nls and the formula 'a*x^b',
>but
>resulted the singular matrix error for start solution. Alternatively I
>used
>the log transformation and i had correct results, but I can't draw a
>power
>curve on the graphic.
>
>Someone know how to solve this problem?
>
> 
>
>Ty,
>
> 
>
>Catarina Silva  
>
>
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