quadratic integer en · NOUN
Etymology
Blend of quadratic + algebraic integer. The idea of integer here is that if the coefficient of the x² term is set to 1 (i.e., if the polynomial is made monic), the other coefficients are integers.
Meanings
- A number (real or complex) which is a solution to an equation of the form x²+Bx+C=0 for some integers B and C. For example 42, or 2+3i, or 1+√/2.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| quadratic integers | Number=Plur | lexicographic |
Hypernyms
algebraic number · algebraic integer
Hyponyms
phi · integer · golden ratio · Eisenstein integer · rational integer · Gaussian integer