Thanks a lot. But I also got:

sage: libgap.eval('LoadPackage("PackageManager")')

fail

 Should I add (or install) some gap package inside SageMath folder?

Sorry

On Wed, Apr 8, 2020 at 5:43 PM slelievre <samuel.lelie...@gmail.com> wrote:

> Wed 2020-04-08 19:02:33 UTC, Anita Rojas:
> >
> > Now I have trouble calling GAP. I used to do
> >
> >     sage: libgap.eval('LoadPackage("kbmag")')
> >
> > but now I got
> >
> >     fail
>
> The following says the `kbmag` GAP package cannot be loaded.
>
>     sage: libgap.eval('LoadPackage("kbmag")')
>     fail
>
> It fails to load because it is not installed in Sage's GAP.
>
> Thankfully, installing packages has become a pleasant task
> thanks to Michael Torpey's `PackageManager` GAP package.
>
> Load the `PackageManager` GAP package, whose job
> is to help you install further packages:
>
>     sage: libgap.eval('LoadPackage("PackageManager")')
>     true
>
> and let it install `kbmag` with this command:
>
>     sage: libgap.eval('InstallPackage("kbmag")')
>     true
>
> Now loading `kbmag` works:
>
>     sage: libgap.eval('LoadPackage("kbmag")')
>     true
>
> The `kbmag` package is now loaded, ready to
> try and make rewriting systems confluent.
>
> Further reading:
>
> - kbmag GAP package
>   Knuth-Bendix on Monoids and Automatic Groups
>   by Derek Holt
>   home: https://gap-packages.github.io/kbmag/
>   repo: https://github.com/gap-packages/kbmag
>   docs: https://gap-packages.github.io/kbmag/doc/chap0.html
>
> - PackageManager GAP package --- GAP Package Manager
>   Easily download and install GAP packages
>   by Michael Torpey
>   home: https://gap-packages.github.io/PackageManager/
>   repo: https://github.com/gap-packages/PackageManager
>   docs: https://gap-packages.github.io/PackageManager/doc/chap0.html
>
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-- 
Anita M. Rojas
Departamento de Matemáticas
Facultad de Ciencias
Universidad de Chile

https://sites.google.com/a/u.uchile.cl/mat-ciencias-prof-anita-rojas/

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