Perspective Image of a Square - More Projective Geometry - Lecture 18b
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This lecture investigates how a square can appear as a general quadrilateral under perspective projection. It develops planar and three-dimensional perspectivity, including parallel projections and Desargues’ theorem.
Syllabus
The perspective image of a square
Planar perspectivity
The relative positions of P,__ are flexible
Mathematical diagrams with 3D co-ordinate systems and parallel projections
Three dimensional perspectivity
Desargues' configuration in space
Desargues' theorem in the plane
Taught by
Insights into Mathematics