[SciPy-User] How to estimate error in polynomial coefficients from scipy.polyfit?

Robert Kern robert.kern@gmail....
Mon Mar 29 09:34:15 CDT 2010


On Sun, Mar 28, 2010 at 22:26, David Goldsmith <d.l.goldsmith@gmail.com> wrote:
> On Sun, Mar 28, 2010 at 11:36 AM, <alan@ajackson.org> wrote:
>>
>> Crack permeability goes like the third power of the opening (that is,
>> fluid flow through cracks - think gas or oil in a fractured rock).
>
> Power law or polynomial: from a regression stand point, there's quite a big
> difference.

"Third power" == "x**3". He's not talking about a power law.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless
enigma that is made terrible by our own mad attempt to interpret it as
though it had an underlying truth."
  -- Umberto Eco


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