horn angle

horn angle

[′hȯrn ‚aŋ·gəl]
(mathematics)
A geometric figure formed by two tangent plane curves that lie on the same side of their mutual tangent line in the neighborhood of the point of tangency.
References in periodicals archive ?
To keep their focus, sometimes as you're going along you find, oh, we're getting a little tired here, maybe our steps not as brilliant, maybe they get on the wrong step, maybe their horn angle changes, so we want them to be able to practice.