EntityQ2937829· pop 7· linked from 45 articlescharacterizationSign in to saveterm in mathematicsConnectionsif and only ifEntityleast-upper-bound propertyEntitymathematicsEntityphysicsEntityquantum mechanicsEntityInternational Standard Book NumberEntityrational numberEntityquadrilateralEntityparallelogramEntitygroupEntityabstract algebraEntitycomplex analysisEntitygamma functionEntitystatistical mechanicsEntityratioEntitynatural logarithmEntitymetric spaceEntityisomorphismEntityequivalence relationEntityprobability distributionEntityCategoriesEquivalence (mathematics)Mathematical terminology