Talk:Perfect graph

{{GA|19:15, 6 May 2024 (UTC)|topic=Math|nominator=—David Eppstein (talk)|page=2|subtopic=Mathematics and mathematicians|status=onreview|note=|shortdesc=Graph with tight clique-coloring relation|oldid=1222581843}}

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1-perfect?

What is the interest of introducing "1-perfect" here? Is it just for the attached reference? — Preceding unsigned comment added by 88.121.200.153 (talk) 08:20, 13 October 2021 (UTC)