\"""""'"_"' \"" _. """n' " _. "\"'J " ..--- "' "" "'\""r\" _' "' ..-- r"n' "'_ "' "" '_""'"""' The Math The Explanation Ampere's Law: the line integral of the magnetic field B components around any imagined closed loop is proportional to the current Ienc enclosed by or passing through that loop. This follows from the definition of the dot productzil - E = ABcos' where 9 is the angle between the two vectors. A. ' d5: = \"cleric chosds = [Jolene Bcos' f ds = ofenc The line integral around an imagined circular loop of radius r