From 1811 to 1817 he served as President of Georgetown University and decided to open the catholic institution to non-catholic students .
In the following years Grassi studied trigonometry at the University of Coimbra and in 1810 he reached the United States where he met John Carroll .
From 1811 to 1817 Grassi served as President of Georgetown University and decided to open the catholic institution to non-catholic students .
In the following years Grassi studied trigonometry at the University of Coimbra and in 1810 he reached the United States where he met John Carroll .