From actors to equations, get to know the Maxwells (Smart! Caulfield! Sheffield!) that came before Jessica Simpson's baby girl
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Updated: Tuesday May 01, 2012 | 12:00 PM EDT
By: Kiran Hefa
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A measure of electromagnetism, Maxwell's equations are named after physicist James Clerk Maxwell, who presented them in his 1862 paper, On physical lines of force.
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