 Solution

ID: past-exam-of-the-mathematics-course-of-the-year-1-of-the-natural-sciences-course-of-the-university-of-cambridge/2017/paper-2/16/a/i/solution

For a Cartesian vector field

F = (F_{x}, F_{y}, F_{z})

\nabla \cdot F = \frac{\partial F _{x}}{\partial x} + \frac{\partial F _{y}}{\partial y} + \frac{\partial F _{z}}{\partial z} .

 New to topics? Read the docs here!