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Projective Geometry

Projective geometry is a branch of mathematics that studies the properties of figures that remain invariant under projection. Unlike traditional geometry, which focuses on distances and angles, projective geometry considers points, lines, and planes without the need for a fixed coordinate system. It emphasizes relationships and intersections—every two lines intersect at a single point, even if they are parallel in Euclidean geometry. This approach is useful in various fields, including computer graphics and art, because it helps to model perspectives and transformations in a way that reflects how humans perceive the world.

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  • Image for Projective Geometry

    Projective geometry is a branch of mathematics that studies the properties of figures that remain invariant under projection. Unlike traditional Euclidean geometry, which focuses on distances and angles, projective geometry examines the relationships between points, lines, and planes without measuring. A key concept is that parallel lines meet at a point at infinity. This approach is useful in various fields, including art, computer graphics, and physics, as it reflects how objects appear in perspective and helps to understand more complex spatial relationships beyond everyday experiences.