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Science 5 September 2008:
Vol. 321. no. 5894, p. 1283
DOI: 10.1126/science.321.5894.1283a
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News of the Week

MATHFEST 2008:
A Royal Squeeze

Barry Cipra

In a talk at MathFest 2008, a mathematician described a variant on the nonattacking queens problem in which he and his collaborators added pawns to the board and proved that each additional pawn permits an extra queen, provided that the board is large enough.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)