Posts tagged mathematical dates
The Most Mathematically Perfect Day o...
The Paley graph of order 9 is a perfect graph, making it an appropriate object of veneration and study on June 28, a perfect day. Image: David Eppstein, via Wikimedia commons.
Whether you write it 6/28 or 28/6, today is a perfect day. A perfect number is a number that is the sum of its factors besides itself, and 6 (1+2+3) and 28 (1+2+4+7+14) [...]
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