Add symmetry predicates #33
Description
One could introduce predicates dealing with the symmetry of the geometry.
E.g. "is symmetric wrt a plane" (e.g. x-y-plane ...), "is point symmetric wrt a point".
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One could introduce predicates dealing with the symmetry of the geometry.
E.g. "is symmetric wrt a plane" (e.g. x-y-plane ...), "is point symmetric wrt a point".