Langsdorf , however , advised Ohm to pursue mathematical studies on his own , and suggested that Ohm read works of Euler , Laplace and Lacroix .
Ohm wanted to restart his mathematical studies with Langsdorf in Heidelberg .
Langsdorf , however , advised Ohm to pursue mathematical studies on Ohm 's own , and suggested Ohm Ohm read works of Euler , Laplace and Lacroix .
Ohm wanted to restart his mathematical studies with Langsdorf in Heidelberg .