Re: PARI-GP use of elldata & seadata packages

[Bill Allombert <Bill.Allombert@math.u-bordeaux1.fr>]

On Sun, Dec 04, 2011 at 12:05:29PM -0500, Alan Powell wrote:
> Bill
> 
> Apology - it should read (x86) not (x64).
> 
> Windows 7 64-bit uses two âProgram Fileâ folders:
> 
> C:\Program Files\       for 64-bit applications
> 
> C:\Program Files (x86)\ for 32-bit applications 
> 
> I just re-checked ellidentify() and the â/â 
> character is definitely missing between (x86) 
> and PARI in the diagnostic shown - viz:

> [missing âC:/Program Files (x86)PARI/elldata/ell0â.]
> 
> but ell0 clearly exists in folder ...PARI\elldata?

What give 
default(datadir)
under GP ?

In any case, if this not the right value for you, you can change it by issuing (e.g.)
default(datadir,"C:/Program Files (x86)/PARI/data");

> The file  Installation Instructions for âelldataâ.mht  reads
> 
> âOpen 'data' and move the folder it contains (e.g. elldata)to the 
> directory where the installer placed architecture independent files.
> The default destinations are:
>      C:\Program Files\PARI   (Win32)â

Ah yes, this is probably correct for PARI.exe installer, but not for gp.exe.

> Your C code refers to a folder âdataâ. Should the elldata files 
> reside in  ...\PARI\data or ...\PARI\elldata ? 

This depends on which version you use, but as I understand,
They should be in PARI\data\elldata\

Cheers,
Bill.