surface normal

名词 n.

英文释义

名词 n.
  1. A unit vector at any given point P of a surface M which is perpendicular to the tangent plane T_P(M) of M at P. For a surface with parametrization ⃑x(u,v), it is given by
  2. A unit vector at any given point P of a surface M which is perpendicular to the tangent plane T_P(M) of M at P. For a surface with parametrization ⃑x(u,v), it is given by ⃑n=±⃑x_u×⃑x_v/ lVert ⃑x_u×⃑x_v rVert where the sign can be chosen at will.; ⃑n=±⃑x_u×⃑x_v/ lVert ⃑x_u×⃑x_v rVert
  3. A unit vector at any given point P of a surface M which is perpendicular to the tangent plane T_P(M) of M at P. For a surface with parametrization ⃑x(u,v), it is given by ⃑n=±⃑x_u×⃑x_v/ lVert ⃑x_u×⃑x_v rVert where the sign can be chosen at will.; where the sign can be chosen at will.

词形变化

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