No. Lines() and Edges() return 36 elements each. These are the 30 edges that make up the 9 polygons, plus six lines off the edge of the coordinate space, which are not part of any complete polygon.

So the polygons() method must be manufacturing the extra poly.

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
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In reply to Re^3: Better maps with Math::Geometry::Voronoi, and a Challenge for Math Monks by BrowserUk
in thread Better maps with Math::Geometry::Voronoi, and a Challenge for Math Monks by samtregar

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