QUADRIGON OBJECTS

 

 
 
Quadrigon General Information
 
QG-1: Systematics for describing QG-Points
QG-2: List of QG-Lines
QG-3: List of Parallel QG-Lines
QG-4: List of Perpendicular QG-Lines
QG-5: List of QG-Crosspoints 
 
Quadrigon Centers
 
QG-P1: Diagonal Crosspoint
QG-P2: Midpoint of the 3rd QA-Diagonal
QG-P3: Midpoint of the 3rd QL-Diagonal 
QG-P4: 1st QG-Quasi Centroid
QG-P5: 1st QG-Quasi Circumcenter
QG-P6: 1st QG-Quasi Orthocenter
QG-P7: 1st QG-Quasi Nine-point Center
QG-P8: 2nd QG-Quasi Centroid
QG-P9: 2nd QG-Quasi Circumcenter
QG-P10: 2nd QG-Quasi Orthocenter
QG-P11: 2nd QG-Quasi Nine-point Center
QG-P12: Inscribed Harmonic Conic Center
QG-P13: Circumscribed Harmonic Conic Center
QG-P14: Center of the M3D Hyperbola
QG-P15: Kirikami Center
QG-P16: Schmidt Point
QG-P17: Projection Point of QG-P1 on QG-L1
QG-P18: Quasi Isogonal Crosspoint
QG-P19: Quasi Isogonal Conjugate of QG-P1
 
Quadrigon Multiple Points
 
QG-2P1: Inscribed Square Centers
QG-2P2: Endpoints  3rd QA-Diagonal
QG-2P3: Endpoints  3rd QL-Diagonal
QG-2P4: Intersection points QG-Ci1 and QG-Ci2
QG-2P5: Intersection points QG-Ci2 with QG-Diagonals
 Quadrigon Lines
 
QG-L1: The 3rd diagonal
QG-L2: Harmonic Line
QG-L3: QG-Centroids Line
QG-L4: 1st QG-Quasi Euler Line
QG-L5: 2nd QG-Quasi Euler Line
QG-L6: Inscribed Square Axis
 
Quadrigon Circles
 
QG-Ci1: QA-DT-Thales Circle
QG-Ci2: QL-DT-Thales Circle
QG-Ci3: Quasi Isogonal Circumcircle
QG-Ci4: Circumcircle of the 2nd QG-Quasi Diagonal Triangle
 
Quadrigon Conic
 
QG-Co1: Inscribed Harmonic Conic
QG-Co2: Circumscribed Harmonic Conic
QG-Co3: M3D Hyperbola
 
Quadrigon Cubics
 
QG-Cu1: Van Aubel Cubic
QG-2Cu1: Perspective Squares Double Cubic
 
Quadrigon Triangles
 
QG-Tr1: 1st QG-Quasi Diagonal Triangle
QG-Tr2: 2nd QG-Quasi Diagonal Triangle
QG-Tr3: Quasi Isogonal Triangle
 
Quadrigon Transformations
 
QG-Tf1: QG-Projective Square Transformation
QG-Tf2: QG-Quasi Isogonal Conjugate
 
References
 
Ref-xx: References
 
 

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