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

trigonometric formulas
type: Concept
preferred label: فرمول‌های مثلثاتی @fa
related: trigonometric equation

trigonometry
type: Concept
preferred label: مثلثات @fa
related: trigonometric equation

non-linear equation
type: Concept
preferred label: معادله غیر خطی @fa
related: trigonometric equation

trigonometric equation
type: Concept
broader: classic equation
preferred label: معادله مثلثاتی @fa
related: trigonometric identity
related: blackbody radiation
related: trigonometry
related: trigonometric formulas
related: non-linear equation

classic equation
type: Concept
narrower: trigonometric equation
preferred label: معادله کلاسیک @fa

blackbody radiation
type: Concept
preferred label: تابش جسم سیاه @fa
related: trigonometric equation