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Related to biquadratic: biquadratic polynomial


 (bī′kwŏ-drăt′ĭk) Mathematics
Of or relating to the fourth degree.
An algebraic equation of the fourth degree.


(ˌbaɪkwɒˈdrætɪk) maths
(Mathematics) of or relating to the fourth power
(Mathematics) a biquadratic equation, such as x4 + x + 6 = 0


(ˌbaɪ kwɒˈdræt ɪk)
1. involving the fourth, but no higher, power of the unknown or variable in a mathematical formulation.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.biquadratic - an algebraic equation of the fourth degree
number - a concept of quantity involving zero and units; "every number has a unique position in the sequence"
2.biquadratic - an equation of the fourth degree
equation - a mathematical statement that two expressions are equal
3.biquadratic - a polynomial of the fourth degree
multinomial, polynomial - a mathematical function that is the sum of a number of terms
Adj.1.biquadratic - of or relating to the fourth power
References in periodicals archive ?
Horng, "Voltage/current-mode universal biquadratic filter using single CCII+," Indian J.
The order of equations for ion concentration at the inner layer of particles was reduced by a biquadratic polynomial, while that at outer layer was reduced by a quadratic polynomial.
Chen, "Current-mode dual-output ICCII-based tunable universal biquadratic filter with low-input and high output impedances", International Journal of Circuit Theory and Applications, vol.
These limitations can be overcome by using an alternative approach in which the background gray-level changes can be matched by employing a simple function such as a plane or biquadratic [12].
The element assumes a biquadratic displacement interpolation but a bilinear temperature interpolation.
1; thus, biquadratic velocity/bilinear pressure interpolation functions are assumed for each element.
However, integrators with electronically adjustable time constant ([tau]) find some exclusive applications [4-6], for example, in electronically tunable biquadratic phase selective filter design [7], as electronic reset controller and phase compensator [8] for process control loops.
The first two problems lead to quadratic functions while the next two lead to biquadratic functions, thus no calculus techniques are needed.
This gives a biquadratic equation for A, which we parametrise using (8).
One can also see that the double mesh density of bilinear elements (L) produces roughly the same results as the reference density with biquadratic elements (Q).
The indoor coil capacity at various indoor and outdoor air temperatures is determined using the rated capacity and capacity-modifying biquadratic or cubic curves for temperature and a cubic or quadratic capacity modifying curve for Flow Fraction (2).