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Image: K33 one crossing

Kids Encyclopedia Facts
Original image(SVG file, nominally 234 × 305 pixels, file size: 2 KB)

Description: The utility graph K3,3 drawn with only a single crossing, showing that its crossing number is one.
Title: K33 one crossing
Credit: Own work
Author: David Eppstein
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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