Desargues' Theorem in 2D and 3D

Author:Steve Phelps

If the three straight lines joining the corresponding vertices of two triangles meet in a point (the perspector) then the three intersections of pairs of corresponding sides are lie on a line (the perspectrix).

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Exploding cube
Function Art 3D - Pawn
Two-Way Tables and Ven Diagrams
Free fall
Positive and Negative Space

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Angry Birds (2)
Volume Comparison of Cylinder and Cone
triangle_vector_moveCDAB&u&v&t
Nightwatch

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Sequences and Series
Right Triangles
Orthocenter
Parallelogram
Stochastic Process or Random Process