Argand diagram
a Cartesian coordinate system consisting of two perpendicular axes for graphing complex numbers, the real part of a number being plotted along the horizontal axis and the imaginary part along the vertical axis.
noun
(maths) a diagram in which complex numbers are represented by the points in the plane the coordinates of which are respectively the real and imaginary parts of the number, so that the number x + iy is represented by the point (x, y), or by the corresponding vector
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an oil lamp with a chimney, having a tubular wick that permits air to reach the center of the flame. Historical Examples The parlor was beautifully though not brilliantly lighted by an Argand lamp. Phaeton Rogers Rossiter Johnson Then comes the Argand lamp; and down with the Encyclopedistic volumes. Bibliomania; or Book-Madness Thomas Frognall Dibdin […]
- Argas
argas Argas Ar·gas (är’gəs, -gās’) n. A genus of ticks that includes some species that usually infest birds but that may infect humans. Historical Examples About six other species of argas from various parts of the world, parasitic on birds and mammals. Handbook of Medical Entomology William Albert Riley The argas reflexus lives on pigeons, […]
- Argasid
any of the numerous ticks of the family Argasidae, comprising the soft ticks. belonging or pertaining to the family Argasidae. Historical Examples In habits and life history the typical Ixodid differ greatly from the argasid. Handbook of Medical Entomology William Albert Riley Of the argasid, we have in the United States, several species which have […]
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- Argelander
Friedrich Wilhelm August [free-drikh vil-helm ou-goo st] /ˈfri drɪx ˈvɪl hɛlm ˈaʊ gʊst/ (Show IPA), 1799–1875, German astronomer. Historical Examples But the appearance of Argelander’s prize-essay in 1837 changed the aspect of the question. A Popular History of Astronomy During the Nineteenth Century Agnes M. (Agnes Mary) Clerke According to Argelander the constellation contains fifteen […]