A PROPERTY OF SUPERPOSED PERIODIC SERIES WITH ITS APPLICATION TO SEASONAL ADJUSTMENT OF TIME SERIES
A PROPERTY OF SUPERPOSED PERIODIC SERIES WITH ITS APPLICATION TO SEASONAL ADJUSTMENT OF TIME SERIES
摘要
Suppose that a funetion x_k(t) is generated by superposition of k periodie funetions f_i(t), i=1, 2,…,k, while τ_i is the length of the period of function f_i(t), i.e.
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