trigonometric function
preferred label: تابع مثلثاتی @fa
type: Concept
related: trigonometric identity

trigonometric identity
related: trigonometric function
related: trigonometric equation
broader: trigonometry
preferred label: اتحاد مثلثاتی @fa
type: Concept

trigonometric equation
preferred label: معادله مثلثاتی @fa
type: Concept
related: trigonometric identity

trigonometry
preferred label: مثلثات @fa
type: Concept
narrower: trigonometric identity