▁The ▁Kant book ▁can ▁be ▁seen ▁as ▁a ▁supp lement ▁for ▁the ▁un fin ished ▁second ▁part ▁of ▁Being ▁and ▁Time . ▁Additionally , ▁during ▁the ▁winter ▁sem ester ▁of ▁ 1 9 2 7 / 2 8 ▁He ide g ger ▁delivered ▁a ▁lecture ▁course ▁dealing ▁explicitly ▁with ▁Kant ' s ▁philosophy ▁entitled ▁Ph en omen ological ▁Inter pret ation ▁of ▁Kant ' s ▁Crit ique ▁of ▁P ure ▁Re ason ▁( volume ▁ 2 5 ▁of ▁the ▁Ges am ta us gabe ). ▁However , ▁the ▁main ▁source ▁for ▁the ▁Kant book ▁was ▁He ide g ger ' s ▁encounter ▁with ▁Ernst ▁Cass ir er ▁in ▁Dav os , ▁in ▁ 1 9 2 9 . ▁It ▁is ▁here ▁He ide g ger ▁begins ▁to ▁develop ▁his ▁unique ▁interpretation ▁of ▁Kant ▁which ▁places ▁un pre ced ented ▁emphas is ▁on ▁the ▁sch emat ism ▁of ▁the ▁categories . ▁He ide g ger ▁began ▁writing ▁Kant ▁and ▁the ▁Problem ▁of ▁Met aph ys ics ▁immediately ▁after ▁Dav os . ▁ ▁Re ception ▁Cass ir er , ▁like ▁most ▁Kant ▁sch ol ars , ▁rejected ▁He ide g ger ' s ▁interpretation ▁of ▁Kant . ▁According ▁to ▁Michael ▁J . ▁In wood , ▁He ide g ger ▁implicitly ▁abandoned ▁some ▁of ▁the ▁views ▁he ▁exp ounded ▁in ▁Kant ▁and ▁the ▁Problem ▁of ▁Met aph ys ics ▁in ▁his ▁subsequent ▁work ▁on ▁Kant . ▁ ▁Trans l ations ▁ ▁English ▁transl ations ▁Martin ▁He ide g ger , ▁Kant ▁and ▁the ▁Problem ▁of ▁Met