Atan۲
thumb| returns the angle between the positive x-axis and the ray (geometry)|ray from the origin to the point , confined to . thumb|Graph of \operatorname{atan2}(y, x) over y / x
thumb| returns the angle between the positive x-axis and the ray (geometry)|ray from the origin to the point , confined to . thumb|Graph of \operatorname{atan2}(y, x) over y / x
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).