By this time Abel seems to have known something of Ruffini 's work for he had studied Cauchy 's work of 1815 while he was an undergraduate and in this paper there is a reference to Ruffini 's work. Abel's 1824 paper begins ():
Sa pamamagitan ng mga oras na ito Abel tila may isang bagay na kilala ng Ruffini 's trabaho para sa niya-aral ng Cauchy' s trabaho ng 1815 habang siya ay isang undergraduate at sa papel na ito ay mayroon ng isang reference na Ruffini 's trabaho. Abel's 1824 papel ay magsisimula ():