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[" Let "bar(a)=2iquad vec j+bar(k),bar(b...

[" Let "bar(a)=2iquad vec j+bar(k),bar(b)=i+2vec jquad bar(k)" and "bar(c)=i+jquad 2bar(k)" be three vectors."A" vector in the plane of band whose "],[" projection on "bar(a)" is of magnitude "sqrt((2)/(3))" is "]

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