sage: gap.eval('LoadPackage("hap")')
'true'
sage: gap.eval('GroupHomology(MathieuGroup(12),2,2)')
'[ 2 ]'
sage: gap.eval('G:=SylowSubgroup(MathieuGroup(12),2)')
'Group([ (1,2)(3,7)(4,5)(8,11), (1,2)(3,7)(6,12)(9,10), \n
(1,2)(6,9)(8,11)(10,12), (1,2)(3,7)(4,8,5,11)(6,10,12,9), \n
(1,3)(2,7)(4,8)(5,11)(6,9)(10,12), (1,4)(2,5)(3,11)(6,9)(7,8)(10,12)
])'
sage: gap.eval('GroupHomology(G,2,2)')
'[ 2, 2, 2, 2, 2, 2 ]'
sage: gap.eval('GroupHomology(G,6,2)')
'[ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, \n  2, 2, 2 ]'

This is in 3.4 immediately after loading gap_packages 4.4.12 from the internet.


On Wed, Apr 8, 2009 at 4:58 PM,  <simon.k...@uni-jena.de> wrote:
>
> Hi David,
>
> On 8 Apr., 16:33, David Joyner <wdjoy...@gmail.com> wrote:
>> > and the current version of GAP in Sage is 4.4.12.
>>
>> The 4.4.12 version is 
>> here:http://sage.math.washington.edu/home/wdj/patches/gap_packages-4.4.12_...
>
> I have gap 4.4.12 in Sage, and I did install your version of
> gap_packages. However, hap didn't seem to work:
> sage: gap.eval('GroupHomology(SylowSubgroup(MathieuGroup(24),2),6,2)')
> ---------------------------------------------------------------------------
> RuntimeError                              Traceback (most recent call
> last)
> ...
> RuntimeError: Gap produced error output
> Variable: 'GroupHomology' must have a value
>
> Is anything obvious going wrong?
>
> Cheers,
>  Simon
> >
>

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