See Section 13.16.13 for checking for orthogonality in two-dimensional geometry.
The is_orthogonal command determines whether or not two objects are orthogonal.
Examples.
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is_orthogonal(plane([0,0,0],[1,2,-3],[1,1,-2]), |
plane([-1,-1,-1],[1,2,-3],[0,0,0])) |
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