non-Euclidean geometry

Từ điển WordNet v3.1 - WordNet Dictionary

noun

(mathematics) geometry based on axioms different from Euclid's
- non-Euclidean geometries discard or replace one or more of the Euclidean axioms
• Topics:
mathematics, math, maths
• Hypernyms:
geometry
• Hyponyms:
hyperbolic geometry, elliptic geometry, Riemannian geometry