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K940

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X(4), X(15), X(16), X(98), X(182), X(1263), X(1503), X(2980), X(14683)

Geometric properties :

K940 is a member of the Neuberg pencil. See Neuberg cubics.

It is the isogonal transform of the orthopivotal cubic K939 = O(X2979).

The singular focus F = X(15562) is the inverse in the circumcircle of that of K939, a point on the line X(3)X(114).