void covariance_destroy (struct covariance *cov);
-const gsl_matrix *covariance_moments (const struct covariance *cov, int m);
+gsl_matrix *covariance_moments (const struct covariance *cov, int m);
const struct categoricals * covariance_get_categoricals (const struct covariance *cov);
size_t covariance_dim (const struct covariance * cov);
-struct tab_table ;
-void
-covariance_dump_enc (const struct covariance *cov, const struct ccase *c,
- struct tab_table *t);
-
-struct tab_table *
-covariance_dump_enc_header (const struct covariance *cov, int length);
-
-
+struct pivot_table *covariance_dump_enc_header (const struct covariance *);
+void covariance_dump_enc (const struct covariance *, const struct ccase *,
+ struct pivot_table *);
#endif