Shchoholiev 4b163d40d1 added favicons & main page		2021-11-26 11:37:15 +02:00
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Boolean-Algebra.png	added favicons & main page	2021-11-26 11:37:15 +02:00
Set-Algebra.png	added favicons & main page	2021-11-26 11:37:15 +02:00