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#24

June 28, 2009
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this is a geometric pattern of symbols.what is it used for?

answer:
this is called the EURion constellation-found on a number of banknote designs since about 1996. It is added to help software detect the presence of a banknote in a digital image. Such software can then block the user from reproducing banknotes to prevent counterfeiting using colour photocopiers.

select above for answer

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One Comment leave one →
  1. suriyasridharan permalink*
    August 6, 2009 3:53 pm

    may be for working out kolams:p

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