What is "bilinear"

Bilinear \Bi*lin"e*ar\, a. (Math.) Of, pertaining to, or included by, two lines; as, bilinear co["o]rdinates.

also bi-linear, 1851, from bi- + linear. Related: Bilinearly; bilinearity.

a. 1 (context mathematics of a function in two variables English) linear (preserving linear combinations) in each variable. 2 (context physics English) Relating to or consisting of two linear functions. n. (context maths English) A bilinear function

adj. linear with respect to each of two variables or positions

Bilinear may refer to:

• Bilinear sampling (also called "Bilinear filtering"), a method in computer graphics for choosing the color of a texture
• Bilinear form
• Bilinear interpolation
• Bilinear map, a type of mathematical function between vector spaces
• Bilinear transform, a method of transforming from the S to Z domain in control theory and signal processing