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...Vector geometry for computer graphics bob geitz january contents part i basic definitions coordinate systems points and vectors matrices determinants ii operations addition scalar multiplication the dot product of two projections cross d matrix iii applications equation a line or ray plane outward pointing normals finding viewer axes distance from point to determining if is inside convex polygon polyhedron algorithm reflection rays iv intersection algorithms sphere algebraic version geometric ellipsoid lines in most pictured with first on horizontal axis second vertical as situation somewhat more complex note that following are essentially same we can rotate one into other hand pair different no set rotations will convert usual way think this have handedness either right handed left you label your index fingers an x middle y thumbs z then be able align hands given illustrated immediately above should system means it similarly matches so n dimensional space just collection values consid...