مسئله دوهمساز نوع دوم
type: Concept
broader: مسئله دوهمساز
preferred label: biharmonic problem of the second kind @en
related: معادله دوهمساز نوع دوم

مسئله دوهمساز
type: Concept
narrower: مسئله دوهمساز نوع دوم
preferred label: biharmonic problem @en

معادله دوهمساز نوع دوم
type: Concept
preferred label: biharmonic equation of the second kind @en
related: مسئله دوهمساز نوع دوم