317.--A PUZZLE WITH PAWNS.

From Amusements in Mathematics by Henry Ernest Dudeney.

Sixteen pawns may be placed so that no three shall be in a straight line in any possible direction, as in the diagram. We regard, as the conditions required, the pawns as mere points on a plane.

[Illustration]

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317.--A PUZZLE WITH PAWNS.: Amusements in Mathematics by Henry Ernest Dudeney | amphi