▁Theory ▁of ▁Inf init es im als . ▁P ure ▁and ▁App lied ▁Mathemat ics , ▁No . ▁ 7 2 . ▁Academ ic ▁Press ▁▁ 1 9 7 8 : ▁( with ▁Sch ep , ▁A . ▁R .) ▁" A ▁Rad on - N ik od ym ▁type ▁theorem ▁for ▁positive ▁operators ▁and ▁a ▁dual ", ▁Neder l . ▁Ak ad . ▁W et ensch . ▁Ind ag . ▁Math . ▁ 4 0 , ▁no . ▁ 3 , ▁ 3 5 7 – 3 7 5 . ▁▁ 1 9 7 9 : ▁Some ▁As pect s ▁of ▁the ▁Theory ▁of ▁R iesz ▁Sp aces , ▁University ▁of ▁Ark ansas ▁L ect ure ▁Notes ▁in ▁Mathemat ics , ▁ 4 . ▁University ▁of ▁Ark ansas , ▁F ay ette ville , ▁Ark . ▁ ▁References ▁ ▁External ▁links ▁ ▁See ▁also ▁In flu ence ▁of ▁non - standard ▁analysis ▁ ▁Category : 2 0 th - century ▁Dutch ▁mathemat icians ▁Category : 2 1 st - century ▁Dutch ▁mathemat icians ▁Category : American ▁people ▁of ▁Dutch ▁descent ▁Category : 2 0 th - century ▁American ▁mathemat icians ▁Category : 2 1 st - century ▁American ▁mathemat icians ▁Category : Cal iforn ia ▁Institute ▁of ▁Technology ▁fac ulty ▁Category : Del ft ▁University ▁of ▁Technology ▁al umn i ▁Category : F ell ows ▁of ▁the ▁American ▁Mathemat ical ▁Society ▁Category : M embers ▁of ▁the ▁Royal ▁Netherlands ▁Academy ▁of ▁Arts ▁and ▁Sciences ▁Category : Pe ople ▁from ▁Del ft ▁Category