Euler numbers
preferred label: اعداد اویلر @fa
type: Concept
related: secant function

elementary functions
preferred label: تابع‌های مقدماتی @fa
type: Concept
related: secant function

trigonometric function
preferred label: تابع مثلثاتی @fa
type: Concept
narrower: secant function

secant function
broader: trigonometric function
related: periodic function
related: arc secant function
related: cosine function
related: elementary functions
related: Euler numbers
preferred label: تابع سکانت @fa
type: Concept

periodic function
preferred label: تابع دوره‌ای @fa
type: Concept
related: secant function

arc secant function
preferred label: تابع آرک سکانت @fa
type: Concept
related: secant function

cosine function
preferred label: تابع کسینوس @fa
type: Concept
related: secant function