Cubic equation

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an equation in which the highest power of the unknown quantity is a cube.

See also: Cubic

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
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Moreover, any solution z of the original cubic equation is given by the Cardano Formula [alpha](p, q) - 3p/ [alpha](p, q) (see [2]).
Let us explore the geometry and symmetry of the Cardano formula with VisuMatica.
It is commonly called the Cardano Formula. Here is a brief reminder how the formula works.