This post introduced the following questions. What direction does $\vec{e}_{\phi}$ point? Modern convention dictates that $\vec{e}_{\phi}$ […]
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Reasoning about Left and Right Handed Coordinate Systems
A coordinate system can be defined by three perpendicular unit vectors. If the coordinate system is […]
Defining Del in Terms of Cartesian Coordinates
What is Del? In math, the symbol $\vec{\nabla}$ is called “del.” This symbol is defined […]
How to Integrate in a Spherical Coordinate System
Review of Integration Integration with Cartesian coordinates is simple. The general form is $\int\int\int f(x,y,z)dxdydz$ in which […]