▁to ▁the ▁honor ary ▁organizations ▁Ph i ▁B eta ▁K appa ▁( 1 9 2 2 ) ▁and ▁Ph i ▁K appa ▁Ph i ▁( 1 9 2 3 ). ▁ ▁She ▁received ▁her ▁B A ▁in ▁mathematics ▁in ▁February , ▁ 1 9 2 3 ▁and ▁her ▁MA ▁in ▁September ▁of ▁the ▁same ▁year , ▁gradu ating ▁Ph i ▁B eta ▁K appa . ▁ ▁Rh odes ▁had ▁her ▁first ▁encounter ▁with ▁Albert ▁Ein stein ▁in ▁ 1 9 2 2 ▁and ▁encountered ▁him ▁again ▁in ▁ 1 9 3 6 ▁at ▁Pr inc eton , ▁where ▁a ▁group ▁of ▁mathemat icians ▁tra ve led ▁to ▁spend ▁the ▁week end ▁in ▁inform al ▁sem in ars . ▁ ▁She ▁later ▁studied ▁at ▁Columbia ▁University ▁in ▁ 1 9 3 0 – 3 1 . ▁She ▁held ▁numerous ▁positions ▁involving ▁mathematical ▁comput ations ▁before ▁she ▁joined ▁the ▁Mathemat ical ▁T ables ▁Project ▁in ▁ 1 9 4 0 , ▁where ▁she ▁worked ▁under ▁Ger tr ude ▁Bl anch , ▁whom ▁she ▁would ▁later ▁credit ▁as ▁her ▁ment or . ▁ ▁I da ▁Rh odes ▁was ▁a ▁pione er ▁in ▁the ▁analysis ▁of ▁systems ▁of ▁programming , ▁and ▁with ▁Betty ▁Hol ber ton ▁designed ▁the ▁C - 1 0 ▁programming ▁language ▁in ▁the ▁early ▁ 1 9 5 0 s ▁for ▁the ▁UN IV AC ▁I . ▁She ▁also ▁designed ▁the ▁original ▁computer ▁used ▁for ▁the ▁Social ▁Security ▁Administration . ▁In ▁ 1 9 4 9 , ▁the ▁Department ▁of ▁Com merce ▁awarded ▁her