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pentomino
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pentomino

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The Information Architects of Encyclopaedia Britannica

Learn about this topic in these articles:

  • number game
    / Polyominoes

    Somewhat more fascinating are the pentominoes, of which there are exactly 12 forms (Figure 19B). Asymmetrical pieces, which have different shapes when they are flipped over, are counted as one.

    Read More

    Somewhat more fascinating are the pentominoes, of which there are exactly 12 forms (Figure 19B). Asymmetrical pieces, which have different shapes when they are flipped over, are counted as one.

    Read More