What does the planar graph K7 with genus 1 look like?
Every time I start drawing the graph I always get tripped up somewhere near the end and ultimately fail to draw the last couple lines. Most sources I consult confirm it is genus 1, but for the life of me I can't find a good visual of the graph. Does anyone know what it looks like?
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$\begingroup$If you google k7 on torus you can find some embeddings, example:
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