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Now set
that is, is the sum of products of *s* and over all
instances and lags, and
so that and are, respectively, the symmetric and
anti-symmetric components of the principal diagonal of the second-order
matrix. The n-layer transformation of Equation 10 is now
| |
(11) |

** Next:** A stationarity condition
** Up:** DEVELOPMENT
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Stanford Exploration Project

11/17/1997