>> YOUR LINK HERE: ___ http://youtube.com/watch?v=nH5KCrEuvyA
Download the free PDF http://tinyurl.com/EngMathYT • Revision question on curl, grad and line integrals. I prove that a given vector field is irrotation and then determine its potential function. The ideas are applied to calculate a line integral via the fundamental theorem of line integrals.
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