biquadratic

English

Etymology

From bi- +‎ quadratic.

Adjective

biquadratic (not comparable)

  1. (mathematics) Of a polynomial expression, involving only the zeroth, second, and fourth powers of a variable, as x4 + 3x2 + 2. Sometimes extended to any expression involving the biquadrate or fourth power (but no higher powers), as x4 − 4x3 + 3x2x + 1.

Derived terms

Translations

Noun

biquadratic (plural biquadratics)

  1. (mathematics) A biquadratic equation.