Nasir al-din Tusi
type: Concept
preferred label: نصیرالدین طوسی @fa
related: trigonometry

function
type: Concept
preferred label: تابع @fa
related: trigonometry

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

trigonometric function
type: Concept
broader: trigonometry
preferred label: تابع مثلثاتی @fa

trigonometric inverse function
type: Concept
broader: trigonometry
preferred label: تابع وارون مثلثاتی @fa

trigonometric circle
type: Concept
broader: trigonometry
preferred label: دایره مثلثاتی @fa

trigonometric formulas
type: Concept
broader: trigonometry
preferred label: فرمول‌های مثلثاتی @fa

trigonometric axsis
type: Concept
broader: trigonometry
preferred label: محورهای مثلثاتی @fa

trigonometric ratio
type: Concept
broader: trigonometry
preferred label: نسبت مثلثاتی @fa

trigonometry
type: Concept
broader: precalculus
narrower: trigonometric axsis
narrower: trigonometric identity
narrower: trigonometric circle
narrower: trigonometric function
narrower: trigonometric inverse function
narrower: trigonometric ratio
narrower: trigonometric formulas
preferred label: مثلثات @fa
related: spherical trigonometry
related: hypotenuse
related: trigonometric equation
related: angle
related: trigonometric polynomial
related: function
related: Nasir al-din Tusi
related: spherical geometry

precalculus
type: Concept
narrower: trigonometry
preferred label: حسابان مقدماتی @fa

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

trigonometric polynomial
type: Concept
preferred label: چندجمله‌ای مثلثاتی @fa
related: trigonometry

hypotenuse
type: Concept
preferred label: وتر @fa
related: trigonometry

angle
type: Concept
preferred label: زاویه @fa
related: trigonometry

spherical trigonometry
type: Concept
preferred label: مثلثات کروی @fa
related: trigonometry

spherical geometry
type: Concept
preferred label: هندسه کروی @fa
related: trigonometry