▁representations ▁are ▁the ▁conform al ▁families ▁associated ▁with ▁a ▁primary ▁field ▁and ▁the ▁tensor ▁product ▁is ▁realized ▁by ▁operator ▁product ▁exp ans ions . ▁The ▁fusion ▁rules ▁contain ▁the ▁information ▁about ▁the ▁kind ▁of ▁families ▁that ▁appear ▁on ▁the ▁right ▁hand ▁side ▁of ▁these ▁O PE s , ▁including ▁the ▁multip lic ities . ▁ ▁More ▁generally , ▁integra ble ▁models ▁in ▁ 2 ▁dimensions ▁which ▁aren ' t ▁conform al ▁field ▁theories ▁are ▁also ▁described ▁by ▁fusion ▁rules ▁for ▁their ▁charges . ▁ ▁References ▁▁ ▁Category : Con form al ▁field ▁theory <0x0A> </s> ▁The ▁Metropolitan ▁Regional ▁Natural ▁Park ▁Cer ro ▁El ▁Vol ador ▁is ▁the ▁largest ▁natural ▁park ▁located ▁within ▁the ▁metropol itan ▁area ▁of ▁Med ell ín , ▁Colombia . ▁The ▁park ▁compr ises ▁ 1 0 6   he ct ares ▁and ▁also ▁is ▁one ▁of ▁the ▁seven ▁so - called ▁" guard ian ▁hills " ▁in ▁the ▁city . ▁The ▁park ▁was ▁recently ▁renov ated ▁in ▁ 2 0 1 4 . ▁ ▁Many ▁of ▁the ▁first ▁settlement s ▁in ▁the ▁Ab urr á ▁Valley ▁were ▁established ▁on ▁the ▁hill ▁in ▁the ▁center - western ▁zone ▁that ▁is ▁today ▁known ▁as ▁the ▁Ro ble do . ▁This ▁hill ▁is ▁surrounded ▁by ▁the ▁La ▁I gu an á ▁rav ine ▁to ▁the ▁south , ▁and ▁by ▁the ▁streams ▁Mon ong a ▁and ▁La ▁Mal p aso ▁to ▁the ▁north . ▁To ▁the ▁east , ▁it ▁is ▁cut ▁off ▁by ▁the ▁ 6 5 th ▁street . ▁ ▁The ▁campus