The spheres tangent externally to the tritangent spheres of a triangle - Floor van Lamoen

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    The spheres tangent externally to the tritangent spheres of a triangle - Floor van Lamoen​

    We consider the tritangent circles of a triangle as the great circles of spheres in three dimensional space, and identify the spheres tangent externally to these four spheres.

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    LTTK CTV, 9/10/19
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