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oblique coordinates

American  

plural noun

Mathematics.

  1. a system of coordinates in which the axes do not meet at right angles.

Example Sentences

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In oblique coordinates the general equation of a circle is x� + 2xy cos ω + y� + 2Ax + 2By + C = 0.

From Project Gutenberg

It follows that the product xy is constant, and since x and y are the oblique coördinates of the point P, the asymptotes being the axes of reference, we have The equation of the hyperbola, referred to the asymptotes as axes, is xy = constant.

From Project Gutenberg

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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.