October 28: Difference between revisions

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{{Are You Sure/October 28}}
{{Are You Sure/October 28}}
== Selected Anniversaries ==
{{Template:Selected anniversaries/October 28}}


== Topic of the Day ==
== Topic of the Day ==


{{Daily Favorites/October 28}}
{{Daily Favorites/October 28}}
{{Template:Categories: October 28}}

Latest revision as of 17:13, 26 October 2024


Better Than News

Beyond Plausible

In Other Words

Are You Sure

• ... that mathematician and academic Gerhard Ringel was a pioneer of graph theory, and that Ringel contributed to the proof of the Heawood conjecture (later the Ringel-Youngs theorem), a mathematical problem closely linked with the Four color theorem?

Selected Anniversaries

Topic of the Day

Batman