Jacobi field
preferred label: میدان ژاکوبی @fa
type: Concept
related: great circle

great circle
type: Concept
related: hyperspherical model
related: central angle
related: Jacobi field
related: anti-podal points
related: spherical polygon
preferred label: دایره عظیمه @fa
broader: circle

hyperspherical model
preferred label: مدل ابرکروی @fa
type: Concept
related: great circle

central angle
preferred label: زاویه مرکزی @fa
type: Concept
related: great circle

anti-podal points
preferred label: نقاط پادمتقاطر @fa
type: Concept
related: great circle

spherical polygon
preferred label: چندضلعی کروی @fa
type: Concept
related: great circle

circle
preferred label: دایره @fa
type: Concept
narrower: great circle