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Poynting theorem

/ (ˈpɔɪntɪŋ) /
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noun

the theorem that the rate of flow of electromagnetic energy through unit area is equal to the Poynting vector, i.e. the cross product of the electric and magnetic field intensities

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Word Origin for Poynting theorem

C19: named after John Henry Poynting (1852–1914), English physicist
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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