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bilinear

[ bahy-lin-ee-er ]

adjective

, Mathematics.
  1. of, relating to, or having reference to two lines:

    bilinear coordinates.

  2. of the first degree in each of two variables, as an equation.


bilinear

/ baɪˈlɪnɪə /

adjective

  1. of or referring to two lines
  2. of or relating to a function of two variables that is linear in each independently, as f( x , y ) = xy
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of bilinear1

First recorded in 1850–55; bi- 1 + linear
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Example Sentences

For mapping purposes, the resolution of the data was increased using bilinear interpolation.

The core idea of Patarin’s attack is that the bilinear equation is equivalent to a secret bilinear equation E on the bits of hashes and signatures.

From Nature

Of, pertaining to, or included by, two lines; as, bilinear co”rdinates.

The elegant design of its light-detecting sensors—a technology called bilinear gain—allowed it to view light that reflected off of dark ocean as well as bright land.

From US News

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biliarybilinear form