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Saint Andrew's Cross


SaintAndrewsCross

A Greek cross rotated by 45 degrees, also called the crux decussata, illustrated schematically above in polyomino form. The multiplication sign × is based on Saint Andrew's cross (Bergamini 1969).


See also

Cross, Greek Cross, Multiplication Sign

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References

Bergamini, D. Mathematics. New York: Time-Life Books, p. 11, 1969.

Referenced on Wolfram|Alpha

Saint Andrew's Cross

Cite this as:

Weisstein, Eric W. "Saint Andrew's Cross." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/SaintAndrewsCross.html

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