+2006-07-16 Jason Stover <jhs@math.gcsu.edu>
+
+ * innovations.c (get_coef): Fixed diagonal elements and call to
+ innovations_convolve().
+ (subtract_mean): New function. Subtract the mean before computing
+ the coefficients.
+
+2006-07-15 Jason Stover <jhs@math.gcsu.edu>
+
+ * innovations.c (get_covariance): Fixed computation of
+ covariance. Made COV[i] the lag i covariance.
+ (update_cov): New function.
+ (get_covariance): Use gsl_vector_view's to get rows of correct
+ lag.
+