Polyform Exclusion

    No room! No room! they cried out when they saw Alice coming.
—Lewis Carroll, Alice's Adventures in Wonderland

The exclusion problem is to remove as few cells as possible from a given figure or the plane so as to exclude a given polyform.

Hexomino Exclusion. Exclude a hexomino from a checkerboard.
Polyking Exclusion. Exclude a polyking from a checkerboard.
Polyiamond Exclusion. Exclude a polyiamond from the plane.
Polyhex Exclusion. Exclude a polyhex from the plane.
Polycairo Exclusion. Exclude a polycairo from the plane.

Back to Polyform Curiosities.
Col. George Sicherman [ HOME | MAIL ]