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/third_party/python/Modules/
H A Daudioop.c612 ** sum_aij_2 sum(A[i+j]^2)
615 ** sum_ri is calculated once, sum_aij_2 is updated each step and sum_aij_ri
637 double sum_ri_2, sum_aij_2, sum_aij_ri, result, best_result, factor; in audioop_findfit_impl() local
655 sum_aij_2 = _sum2(cp1, cp1, len2); in audioop_findfit_impl()
658 result = (sum_ri_2*sum_aij_2 - sum_aij_ri*sum_aij_ri) / sum_aij_2; in audioop_findfit_impl()
667 sum_aij_2 = sum_aij_2 + aj_lm1*aj_lm1 - aj_m1*aj_m1; in audioop_findfit_impl()
670 result = (sum_ri_2*sum_aij_2 - sum_aij_ri*sum_aij_ri) in audioop_findfit_impl()
671 / sum_aij_2; in audioop_findfit_impl()
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