biquadratic
adjective, noun
Forms biquadratics
- adjective (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 + 3x² − x + 1.
- noun (mathematics) A biquadratic equation.
Synonyms
biquadrate quartic fourth power biquadratic equation biquadratic polynomial quartic polynomial
Etymology
Pref. bi- + quadratic: cf. F. biquadratique.
Webster’s 1913
- adjective Of or pertaining to the biquadrate, or fourth power.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “biquadratic”, CC BY-SA 4.0. Details