▁such ▁that ▁N ▁is ▁aff ine ▁and ▁the ▁quot ient ▁G / N ▁is ▁an ▁ab elian ▁variety . ▁ ▁Che val ley ' s ▁theorem ▁on ▁construct ible ▁sets . <0x0A> </s> ▁N HS ▁Education ▁for ▁Scotland ▁( N ES ) ▁is ▁an ▁education ▁and ▁training ▁body ▁and ▁a ▁special ▁health ▁board ▁within ▁N HS ▁Scotland . ▁ ▁N ES ▁is ▁the ▁national ▁special ▁N HS ▁health ▁board ▁with ▁a ▁responsibility ▁to ▁develop ▁and ▁deliver ▁education ▁and ▁training ▁for ▁those ▁people ▁who ▁work ▁in ▁N HS ▁Scotland . ▁ ▁To ▁enable ▁it ▁to ▁ful fil ▁its ▁rem it ▁of ▁prom oting ▁best ▁practice ▁in ▁the ▁education ▁and ▁lif el ong ▁learning ▁of ▁all ▁N HS ▁staff , ▁N ES ▁has ▁stat ut ory ▁functions . ▁ ▁N ES ▁has ▁a ▁Scotland ▁wide ▁role ▁in ▁under grad uate , ▁post grad uate ▁and ▁continu ing ▁professional ▁development ▁and ▁maintain s ▁a ▁local ▁perspective ▁through ▁cent res ▁in ▁Edinburgh , ▁Glasgow , ▁D und ee , ▁Aber de en ▁and ▁In ver ness . ▁ ▁N ES ▁also ▁co oper ate ▁and ▁collabor ate ▁with ▁regul atory ▁bodies ▁and ▁other ▁organis ations ▁that ▁are ▁concerned ▁with ▁the ▁development ▁of ▁the ▁health ▁and ▁care ▁work force . ▁ ▁Ac ross ▁N HS ▁Scotland , ▁much ▁of ▁the ▁learning ▁that ▁staff ▁undert ake ▁is ▁completed ▁in ▁the ▁work place . ▁ ▁It ▁maintain s ▁the ▁Know ledge ▁Network , ▁a ▁service ▁that ▁allows ▁N HS ▁staff ▁to ▁share ▁information . ▁The ▁Know ledge ▁Network ▁also ▁contains