p-polynomial scheme
preferred label: طرح p-چندجمله‌ای @fa
type: Concept
broader: polynomial scheme

polynomial scheme
narrower: p-polynomial scheme
narrower: q-polynomial scheme
broader: association schemes
preferred label: طرح چندجمله‌ای @fa
type: Concept

q-polynomial scheme
preferred label: طرح q-چندجمله‌ای @fa
type: Concept
broader: polynomial scheme

association schemes
preferred label: طرح‌های وابسته @fa
type: Concept
narrower: polynomial scheme