Question: Show that (4.2.13) is equal to (4.2.14) by substituting into (4.2.14) the definitions of a k and a k . You will need to

Show that (4.2.13) is equal to (4.2.14) by substituting into (4.2.14) the definitions of a_k and a^†_k. You will need to use the definitions of x_k and p_k in terms of x_n and p_n, and the relation [x_n, p_n_′ ] = ih̄δ_n,n_′. = (atak + 2 ) ha hok, k H = (4.2.14)

= (atak + 2 ) ha hok, k H = (4.2.14)

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and From Eq 414 and Eq 423 we have Mwk k Pk 1 N 1 V... View full answer

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