Concept explainers
(a) Finish the work of showing that the cross product components are correctly given by (5.11). Hints: Follow the text discussion just after (5.11). For the second component, let
(b) Go through the sums in (5.12) carefully to verify each step. Hints: Use (5.11) twice being careful about repeated indices, and look at the discussion after equation (5.4).
(c) Similarly check (5.14).
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Mathematical Methods in the Physical Sciences
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