Leaders and followers alike: mathematical models have provided new insights into the dynamics of sheep flocks. (Courtesy: Jesus Solana/CC BY 2.0) Murmurations of starlings, the purposeful motion of ...
QR (short for “quick response”) codes, invented in 1994 by the Japanese manufacturer Denso Wave, are often a 32×32 matrix of squares that are either black or white. As such there are a total of 1024 ...
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