polarization of an electromagnetic wave in which the vector representing the instantaneous intensity of the electric field describes an elliptical helix in the direction of propagation.
noun 1. an exercise machine like a stationary bike without a seat, so that exercising is done in an upright position, and having pedals that the user moves in an elliptical pattern, believed to minimize strain on the knee joints. noun a piece of stationary exercise equipment used to simulate walking or running without causing […]
noun, Mathematics. 1. one of a class of transcendental functions related to elliptic integrals and analogous to trigonometric functions.
noun 1. (def 1). noun, Geometry. 1. Also called elliptic geometry. the branch of non-Euclidean geometry that replaces the parallel postulate of Euclidean geometry with the postulate that in a plane every pair of distinct lines intersects. Compare . 2. the differential geometry of a metric space that generalizes a Euclidean space. noun 1. another […]
noun, Mathematics. 1. a certain kind of definite integral that is not expressible by means of elementary functions.