Frenet formula
preferred label: فرمول فرنه @fa
type: Concept
related: Frenet-Serre formula

radius of torsion
preferred label: شعاع تاب @fa
type: Concept
related: Frenet-Serre formula

principal curve
preferred label: خم اصلی @fa
type: Concept
related: Frenet-Serre formula

osculating plane
preferred label: صفحه بوسان @fa
type: Concept
related: Frenet-Serre formula

line of curvature
preferred label: خط خمیدگی @fa
type: Concept
related: Frenet-Serre formula

normal developable
preferred label: گستردنی نرمال @fa
type: Concept
related: Frenet-Serre formula

curvature center
preferred label: مرکز خمیدگی @fa
type: Concept
related: Frenet-Serre formula

differential geometry of surfaces
preferred label: هندسه دیفرانسیل رویه‌ها @fa
type: Concept
narrower: Frenet-Serre formula

Frenet-Serre formula
type: Concept
related: osculating circle
related: circle of curvature
related: osculating plane
related: normal developable
related: line of curvature
related: curvature center
related: Frenet formula
related: radius of torsion
related: principal curve
preferred label: فرمول فرنه-سِر @fa
broader: differential geometry of surfaces

osculating circle
preferred label: دایره بوسان @fa
type: Concept
related: Frenet-Serre formula

circle of curvature
preferred label: دایره خمیدگی @fa
type: Concept
related: Frenet-Serre formula