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Foundations of Euclidean Geometry
Analytic Foundations of Euclidean Geometry
Euclidean Foundations: Coordinates, Lines, Betweenness, and Orthogonality
Euclidean Foundations: Lines, Incidences, and Betweenness
Euclidean Foundations: Describing Directions, Relative Positions, and Orientations
Euclidean Foundations: Parametric Lines, Dilations, and Half-Planes
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A line is a set of points of constant direction, up to sign. More precisely, a line is a set of points such that there exists a nonzero vector vvv such that for any two distinct…
By Victor Wang, Moor Xu
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