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2013-05-23 12:21
求翻译：In general, we can define a d-th order differenced process △dZt by △dZt=(1−B)dZt.It is easy to see that any time-polynomial of order less than d vanishes after the d-th difference.是什么意思？ 待解决
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In general, we can define a d-th order differenced process △dZt by △dZt=(1−B)dZt.It is easy to see that any time-polynomial of order less than d vanishes after the d-th difference.
问题补充： |
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