Questions tagged [mathieu-groups]

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Character Tables of large groups

I need to export LaTex files of character tables of various groups to write a project report. I usually use this site: https://people.maths.bris.ac.uk/~matyd/GroupNames/index.html However they do not ...
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Is the Mathieu Groupoid $M_{13}$ even special, besides its construction?

The Mathieu groupoid $M_{13}$ has a beautiful construction from a "sliding block puzzle" produced from the projective plane of order $3$; put $12$ labelled counters on $12$ of the $13$ ...
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Projective line construction of exceptional Steiner system.

Wikipedia gives a beautiful construction of the $S(5,6,12)$ Steiner system; take as blocks the subset of the projective line over the field with $11$ elements consisting of $ \{\infty,1,3,4,5,9\}$ and ...
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