▁i is ▁qu ae ▁christ i ▁sunt ), ▁including ▁his ▁grace , ▁knowledge , ▁sin less ness , ▁and ▁freedom ▁( th eses ▁ 1 1 - 1 4 ). ▁The ▁fifth ▁and ▁final ▁section ▁regards ▁the ▁re dem pt ive ▁work ▁of ▁Christ , ▁in ▁three ▁th eses : ▁re dem ption ▁in ▁the ▁New ▁Testament ▁( thesis ▁ 1 5 ), ▁the ▁satisfaction ▁given ▁by ▁Christ ▁( thesis ▁ 1 6 ), ▁and ▁" Under standing ▁the ▁Myst ery : ▁The ▁Law ▁of ▁the ▁Cross ," ▁present ing ▁L on er gan ' s ▁synth etic ▁understanding ▁of ▁Christ ' s ▁work ▁( thesis ▁ 1 7 ). ▁ ▁He ▁also ▁produced ▁a ▁separate ▁treat ise ▁on ▁the ▁Red em ption , ▁of ▁uncertain ▁date ▁and ▁never ▁published . ▁This ▁treat ise ▁tre ats , ▁in ▁six ▁chap ters ▁divided ▁into ▁ 4 5 ▁articles , ▁good ▁and ▁evil , ▁divine ▁justice , ▁the ▁death ▁and ▁res urre ction ▁of ▁Christ , ▁the ▁cross ▁of ▁Christ , ▁the ▁satisfaction ▁given ▁by ▁Christ , ▁and ▁the ▁work ▁of ▁Christ . ▁ ▁Among ▁L on er gan ' s ▁more ▁not ew orth y ▁contributions ▁to ▁Christ ology ▁include ▁his ▁theory ▁about ▁the ▁ont ological ▁and ▁psych ological ▁constitution ▁of ▁Christ , ▁his ▁interpretation ▁of ▁Christ ' s ▁human ▁knowing , ▁and ▁his ▁interpretation ▁of ▁Christ ' s ▁re dem pt ive ▁work . ▁ ▁Both ▁De ▁Ver bo ▁Inc arn ato ▁and ▁the ▁supp lement ▁on ▁Red em ption ▁are ▁in ▁prepar