Quadratic integer

English

Etymology

Template:Blend. The idea of integer here is that if the coefficient of the $x^2$ term is set to 1 (i.e., if the polynomial is made monic), the other coefficients are integers.

Noun

1. Template:Lb A number (real or complex) which is a solution to an equation of the form $x^2+Bx+C=0$ for some integers B and C. For example 42, or 2+3i, or $\frac{1+\sqrt{-3}}{2}$.

Hypernyms

• Template:L
  • algebraic number

Hyponyms

• Template:L / Eisenstein integer
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