Field and Wave Electromagnetics 2nd Edition by David Cheng

Exercise 30

Given a vector function F = a x xy + a y (3 x - y 2 ), evaluate the integral F • dl from P 1 (5, 6) to P 2 (3, 3) in Fig.
a) along the direct path P 1 P 2 ,
b) along path P 1 AP 2.
Figure: Paths of integration