A freak of nature, a biological rarity, especially one that is exhibited in a freak show.

plural of red circle rate

(number theory) A method used to compute the residues about zero for the generating function of a series, as part of proving asymptotic behaviour of the series.

Synonym of doctrine of necessity

(education) An informal space where people study and discuss mathematics, often involving games, hands-on activities, or competition.

A style of social dance done in a circle, semicircle or a curved line to musical accompaniment.

plural of circle dance

(graph theory) A graph (set of connected points) in which each vertex corresponds to a convex polygon circumscribed in a common circle, and in which (graph) vertices are adjacent iff their corresponding polygons intersect geometrically.