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Physics LibreTexts

9.5: Divergence

( \newcommand{\kernel}{\mathrm{null}\,}\)

Like the magnetic field itself, the lines of magnetic vector potential form closed loops (except in the case of the infinitely long straight conducting wire, in which case they are infinitely long straight lines). That is to say A has no sources or sinks, or, in other words, its divergence is everywhere zero:

div A=0


This page titled 9.5: Divergence is shared under a CC BY-NC 4.0 license and was authored, remixed, and/or curated by Jeremy Tatum via source content that was edited to the style and standards of the LibreTexts platform.

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