5L-s-P6 is the Par1/Par2-Homothetic Center (see nL-n-Luc5e) of QL-P3 wrt the Reference 5-Line.
Properties:
• 5L-s-P6 = 5L-n-P7. 5L-o-P1 (1:2).
• The lengths of line segments of Par2 are twice as long as corresponding line segments of Par1.
• 5L-s-P6 = 5L-n-P7. 5L-o-P1 (1:2).
• The lengths of line segments of Par2 are twice as long as corresponding line segments of Par1.