This photo was taken by my sister who gave me permission to post it. They have been in the fog for the last few days but she discovered this viewpoint over it.
Enigma 749: Four square digits
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From New Scientist #1904, 18th December 1993 [link] Here is a four-by-four
square of numbers. You will see that each row and each column adds up to
the sam...
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1 comment:
What a magnificent photo!!! It feels really dreamy and mystical.
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