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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: Direction Vectors, Translations, Parallelness, Betweenness, and Orientation
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Direction (vectors), parallelness, translation We'll now formalize the notion of a direction. We do this with vectors ⟨a,b⟩\langle{a,b}\rangle⟨a,b⟩ (a,ba,ba,b real numbers), whi…
By Victor Wang
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