He immediately joined the faculty there as a lecturer in mathematics but left after three semesters because of unpromising prospects .
Ohm 's own studies prepared him for his doctorate which he received from the University of Erlangen on October 25 , 1811 .
Ohm immediately joined the faculty there as a lecturer in mathematics but left after three semesters because of unpromising prospects .
Ohm 's own studies prepared him for his doctorate which he received from the University of Erlangen on October 25 , 1811 .