Recent content by Aronyak

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    Graduate Question about divergence and curl:

    Please Someone explain why: 1.div(F×G)=GcurlF-FcurlG 2.curl(F×G)=F.divG-G.divF+(G.∇).F-(F.∇).G
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    High School Why Do Curved Sunglasses Lack Power Despite Their Design?

    Please someone tell me why sun glasses have no power,though they are curved...