Class 3D-DIRECTION-COSINE

• Defined in theory: Simple-geometry
• Source code: simple-geometry.lisp

Slots on this class:

Documentation:

A direction cosine matrix is an orthogonal three-dimensional matrix.

Subclass-Of: Orthogonal-matrix

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Slots on instances of this class:

Row-Dimension: 3

Axioms:

(<=> (3d-Direction-Cosine ?Dircos)
     (And (Orthogonal-Matrix ?Dircos) (Row-Dimension ?Dircos 3)))