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xor@tech.intersects.art ("Parker Higgins") wrote:

One fun fact: I've now published three 15x15 newspaper crossword puzzles, and so far each one has had a different kind of symmetry

Attachments:

• Crossword grid with diagonal symmetry along the NE-SW axis (remote)
• Crossword grid with "standard" rotational symmetry (remote)
• Crossword grid with left/right mirror symmetry (remote)