
10-1
10
Differential Operators
L e a rnin g Obje c ti v e s
After reading this chapter, you will be conversant with:
♦ Point Functions and Their Directional Derivatives
♦ Gradient
♦ Divergence and Curl of a Vector Point Function
♦ The Laplacian Operator Ñ
2
♦ Identities Using the Gradient, Divergence and Curl
Introduction
In this chapter, we shall investigate point functions and the differential operators, Gradient,
Divergence and Curl on point functions. These operators play an important role in the study of
Hydromechanics, Electrodynamics, Electromagnetic Theory and other branches of Applied
Mathematics. We shall def ...