Comment by duped
Thats equivalent according to KCL - I think the equivalent model is "connect a current source I from ground to a node." Thats equivalent to saying "imagine the sum of all currents through edges was -I"
Thats equivalent according to KCL - I think the equivalent model is "connect a current source I from ground to a node." Thats equivalent to saying "imagine the sum of all currents through edges was -I"