Euler theorem
preferred label: قضیه اویلر @fa
type: Concept
related: regular icosahedron

regular icosahedron
related: dual solid
related: icosahedral group
related: Euler theorem
broader: Platonic solids
preferred label: بیست‌وجهی منتظم @fa
type: Concept

Platonic solids
preferred label: اجسام افلاطونی @fa
type: Concept
narrower: regular icosahedron

dual solid
preferred label: جسم دوگان @fa
type: Concept
related: regular icosahedron

icosahedral group
preferred label: گروه بیست وجهی @fa
type: Concept
related: regular icosahedron