Omar khayyam
type: Concept
broader: mathematician
preferred label: عمر خیام @fa
related: Riemannian geometry
related: parallel postulate
related: cubic equation
related: hyperbolic geometry
related: Euclidean geometry

mathematician
type: Concept
narrower: Omar khayyam
preferred label: ریاضی دان @fa

cubic equation
type: Concept
preferred label: معادله درجه‌ سوم @fa
related: Omar khayyam

Euclidean geometry
type: Concept
preferred label: هندسه اقلیدسی @fa
related: Omar khayyam

Riemannian geometry
type: Concept
preferred label: هندسه ریمانی @fa
related: Omar khayyam

hyperbolic geometry
type: Concept
preferred label: هندسه هذلولوی @fa
related: Omar khayyam

parallel postulate
type: Concept
preferred label: اصل توازی @fa
related: Omar khayyam