Pre-Quantum Electrodynamics
The \({\boldsymbol \nabla}\) Operatorc.m.dc.del
The del/grad/nabla operator is defined as
\[ {\boldsymbol \nabla} = \hat{\bf x} \frac{\partial}{\partial x} + \hat{\bf y} \frac{\partial}{\partial y} + \hat{\bf z} \frac{\partial}{\partial z} \label{Gr(1.39)} \]
Created: 2022-02-08 Tue 06:55