Alternating group
the subgroup consisting of all even permutations, of the group of all permutations of a finite set.
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- Alternating hemiplegia
alternating hemiplegia alternating hemiplegia n. hemiplegia caused by a lesion on the opposite side of the brainstem, accompanied by an additional paralysis of a motor cranial nerve on the same side as the lesion. also called crossed hemiplegia, stauroplegia.
- Alternating light
a beacon showing different colors in succession. historical examples the alternating light of the candle flashed upon the body of the old woman, and he remembered all. snarley-yow frederick marryat pour into well-greased pan, alternating light and dark mixtures to give it the “marbled” appearance. fifty-two sunday dinners elizabeth o. hiller thus constantly is alternating […]
- Alternating pulse
alternating pulse alternating pulse n. a pulse pattern that occurs at regular intervals but alternates between weak and strong beats; usually indicates myocardial disease. also called pulsus alternans.
- Alternating series
a series, usually infinite, in which successive terms have opposite signs, as 1 − ½ + ¼ − ⅛ +. …. historical examples they use a piece of quartz or gl-ss, making horizontal and vertical incisions in alternating series. oriental women edward bagby pollard the area is thus an alternating series of three wooded slopes […]
- Alternating tremor
alternating tremor alternating tremor n. hyperkinesia characterized by regular, symmetrical, to-and-fro movements produced by patterned, alternating contraction of muscles and their antagonists.