Always afloat.

Always afloat.

Related Terms 
A.A.
always afloat

BOBILLIER'S LAW
The law that, in general plane rigid motion, when a and b are the respective centers of curvature of points A and B, the angle between Aa and the tangent to the centrode of rotation (pole tangent) and the angle between Bb and a line from the centrode to the intersection of AB and ab (collineation axis) are equal and opposite.

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