Cubic equation


Also found in: Encyclopedia, Wikipedia.
Related to Cubic equation: quadratic equation
an equation in which the highest power of the unknown quantity is a cube.

See also: Cubic

Mentioned in ?
References in periodicals archive ?
By combining the two equations and other boundary equations, a one-element cubic equation of the square root of the head can be obtained, and the equation can be solved using the Newton-Simpson iterative method [27].
Because the reduction in power is related to the airflow by a cubic equation (O'Neal et al.
We are investigating the relationship among the coefficients of the general cubic equation and the irreducible case.
Beginning with the Renaissance solution of the cubic equation, he traces developments to Galois' description of his ideas, encountering all the important concepts, each in a well-motivated manner.
Simply stated, Khayyam solved the cubic equation x3 + 200x = 20x2 + 2000 dilemma as he found its positive root by considering the intersection of a rectangular hyperbola and a circle.
Specifically we showed that the roots of a simple cubic equation accurately yield the eigenfrequencies of a 2D PC constructed with polar crystals.
Moreover, any solution z of the original cubic equation is given by the Cardano Formula [alpha](p, q) - 3p/ [alpha](p, q) (see [2]).
Taking a closer look to these Figures it is concluded that unlike cubic equation of state that cannot predict the critical region of VLE data, the ANN has well results in this region.
Elliptic curves are plane curves that are the locus of points satisfying a cubic equation in two variables.
The solution to the cubic equation yields three roots, and an algorithm is defined to select the highest positive root as the target airspeed.
For a cubic equation, it is stated that on the set of real numbers it can have either three, or two, or one solution.