products/Sources/formale Sprachen/GAP/pkg/hap/www/SideLinks/About/aboutSuperperfect.html
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<td style ="vertical-align: top;" ><a
href="aboutCoefficientSequence.html" ><small
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<td
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style ="font-weight: bold;" >About HAP: Third homology of some
superperfect groups<br >
</span ></big ></td >
<td style ="text-align: right; vertical-align: top;" ><a
href="aboutPeriodic.html" ><small style ="color: rgb(0, 0, 102);" >next</small ></a><br >
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<div style ="text-align: left;" >A group G is said to be <span
style ="font-style: italic;" >superperfect</span > if it is perfect and
its second integral homology is trivial. Using the library of perfect
groups
compiled by Holt and Pleskin, we (<span style ="color: rgb(255, 0, 0);" >very
partially</span >) list below the
superperfect
groups of order at most 68880 together with their third integral
homology. Further information on these superperfect groups can be
obtained using the GAP command <br >
<div style ="text-align: center;" ><br >
<span style ="font-family: helvetica,arial,sans-serif;" >DisplayInformationPerfectGroup(order,number)</span >;
<br >
</div >
</div >
<br >
where "order" is the order of the group and "number" is the number of
the group given in the table . <br >
<br >
<span style ="color: rgb(255, 0, 0);" >(Work on the table is to be
continued ... )</span ><br >
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style ="vertical-align: top; background-color: rgb(255, 255, 255); text-align: left;" >
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style ="margin-left: auto; margin-right: auto; text-align: left; width: 555px; height: 823px;"
border="0" cellpadding="2" cellspacing="2" >
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<td style ="vertical-align: top;" ><br >
</td >
<td style ="vertical-align: top; text-align: center;" ><big ><big ><span
style ="color: rgb(0, 0, 0); font-family: helvetica,arial,sans-serif;" ><small
style ="text-decoration: underline;" >List
of superperfect groups</small ><br style ="text-decoration: underline;" >
<br >
<br >
</span ></big ></big > </td >
<td style ="vertical-align: top;" ><br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; font-family: helvetica,arial,sans-serif; text-align: left;" ><big ><span
style ="color: rgb(0, 0, 0);" >Order
</span ><br >
</big ></td >
<td style ="vertical-align: top; text-align: left;" ><big ><span
style ="font-family: helvetica,arial,sans-serif; color: rgb(0, 0, 0);" >Perfect
Group
Number</span ><br >
</big ></td >
<td style ="vertical-align: top; text-align: left;" ><big ><span
style ="font-family: helvetica,arial,sans-serif; color: rgb(0, 0, 0);" >Third
integral
homology </span ><br >
</big ></td >
</tr >
<tr >
<td style ="vertical-align: top; text-align: left;" ><br >
</td >
<td style ="vertical-align: top; text-align: left;" ><br >
</td >
<td style ="vertical-align: top; text-align: left;" ><br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; text-align: left;" ><span
style ="color: rgb(0, 0, 0);" >120 </span ><br >
</td >
<td style ="vertical-align: top; text-align: left;" ><span
style ="color: rgb(0, 0, 0);" >1 </span ><br >
</td >
<td style ="vertical-align: top; text-align: left;" ><span
style ="color: rgb(0, 0, 0);" >[ 8 , 3 , 5 ]</span ><br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >336 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[16 ,3 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >504 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
2 , 9 , 7 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1320 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 3 , 5 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >2160 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
16 , 3 , 3 , 5 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >2184 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 3 , 7 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >2688 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >3 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 8 , 3 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >3840 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >6 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >3840 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >7 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >4080 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
3 , 5 , 17 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >4896 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
32 , 9 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >5376 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >5616 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 3 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >6048 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 9 , 5 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >7920 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >9720 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >2 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 9 , 5 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >12144 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
16 , 3 , 11 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >14400 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 8 , 3 , 3 , 5 , 5 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >15000 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >2 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 3 , 5 , 25 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >15000 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >3 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >15120 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
16 , 3 , 3 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >15360 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >4 ,6 -7 :
Not
yet checked if these are superperfect<br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" ><br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >15600 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
16 , 3 , 13 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >19656 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 3 , 7 , 13 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >21504 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >5 -22 :
Not
yet checked if these are superferfect<br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" ><br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >24360 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
8 , 3 , 5 , 7 ]<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >29160 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >29160 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >3 :
Not yet checked if this is superperfect<br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" ><br >
</td >
</tr >
<tr >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >29760 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >1 <br >
</td >
<td
style ="vertical-align: top; text-align: left; color: rgb(0, 0, 0);" >[
64 , 3 , 5 ]<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top;" ><span
style ="color: rgb(0, 0, 0);" >32256 </span ><br >
</td >
<td style ="vertical-align: top;" ><span
style ="color: rgb(0, 0, 0);" >1 -2 : Not yet checked if these are
superperfect</span ><br >
</td >
<td style ="vertical-align: top;" ><br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >32736 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >[ 3 ,
11 , 31 ]<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >34560 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >4 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >37500 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 :
Not yet checked if this is superperfect<br >
</td >
<td style ="vertical-align: top;" ><br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >40320 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >[ 8 ,
16 , 3 , 3 , 5 ]<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >40320 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >3 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >43008 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 -25 :
Not yet checked if these are superperfect<br >
</td >
<td style ="vertical-align: top;" ><br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >46080 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 :
Not yet checked if this is superperfect<br >
</td >
<td style ="vertical-align: top;" ><br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >50616 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >[ 8 ,
9 , 19 ]<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >51840 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >57624 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 -2 :
Not yet checked if these are superperfect<br >
</td >
<td style ="vertical-align: top;" ><br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >58320 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >2 :
Not yet checked if this is superperfect<br >
</td >
<td style ="vertical-align: top;" ><br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >62400 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >???<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >64512 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 -4 :
Not yet checked if these are superperfect<br >
</td >
<td style ="vertical-align: top;" ><br >
</td >
</tr >
<tr >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >68880 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >1 <br >
</td >
<td style ="vertical-align: top; color: rgb(0, 0, 0);" >[ 16 ,
3 , 5 , 7 ]<br >
</td >
</tr >
</tbody >
</table >
<br >
</td >
</tr >
<tr >
<td style ="vertical-align: top;" >
<table
style ="margin-left: auto; margin-right: auto; width: 100%; text-align: left;"
border="0" cellpadding="2" cellspacing="2" >
<tbody >
<tr >
<td style ="vertical-align: top;" ><a
style ="color: rgb(0, 0, 102);" href="aboutCoefficientSequence.html" >Previous
Page</a><br >
</td >
<td style ="text-align: center; vertical-align: top;" ><a
href="aboutContents.html" ><span style ="color: rgb(0, 0, 102);" >Contents</span ></a><br >
</td >
<td style ="text-align: right; vertical-align: top;" ><a
href="aboutPeriodic.html" ><span style ="color: rgb(0, 0, 102);" >Next
page</span ><br >
</a> </td >
</tr >
</tbody >
</table >
<a href="aboutTopology.html" ><br >
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