4/17/2009
4 : -45 degree ambigram
I am playing sudoku on my cellphone when I accidentally saw the reflection of number 4 from the cellphone to a glass.
1 comment:
Basile
said...
Interesting, this is a rare symmetry.
the number 40 works also :)
March 28, 2012 at 1:03 AM
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1 comment:
Interesting, this is a rare symmetry.
the number 40 works also :)
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