Calibration of Euclidean Steiner Trees by Currents

in collaboration with A. Massaccesi and B. Velichkov



You can find illustrations of counter examples of calibration identification on the following link

Sub optimal trees

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Representation of an optimal calibration associated to three equilateral points

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Representation of an optimal calibration associated to the four vertices of a square

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Representation of an optimal calibration associated to the five vertices of a Pentagon

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Representation of an optimal calibration associated to the six vertices of an Hexagon

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Representation of an optimal calibration associated to a configuration made of six points

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Representation of an optimal calibration associated to a regular polygon of 7 vertices