QA-P26: 2nd QA-Quasi Centroid


QA-P26 is the Centroid of the triangle formed by the 3 QA-versions of QG-P8 (2nd Quasi Centroid), constructed in the QA-Quadrigons of a Reference Quadrangle.
 QA-P26-2ndQuasiCentroid-01                      
Coordinates: 
1st CT-Coordinate:
            (q + r) (2 p + q + r) (5 p (p + q + r) + 3 q r)
1st DT-Coordinate:
            (q2 - r2)2 - p4 - 8 p2 (-p2 + q2 + r2)

Properties:

        QA-P1.QA-P5    = QA-L3         (-1 : 9)
        QL-P12.QG-P8                           ( 1 : 2)