Fix ssq for interactions

[pspp-builds.git] / src / math / covariance.h

diff --git a/src/math/covariance.h b/src/math/covariance.h
index 87afd8b28210469f66fb9eb5edff9bb33af72235..ed5b3ee73426951d0084eb5df20f8492db541cb7 100644 (file)
--- a/src/math/covariance.h
+++ b/src/math/covariance.h
@@ -47,9 +47,6 @@ void covariance_destroy (struct covariance *cov);
 const gsl_matrix *covariance_moments (const struct covariance *cov, int m);
 
 const struct categoricals * covariance_get_categoricals (const struct covariance *cov);
-struct interaction;
-void covariance_get_interaction_indices (const struct covariance *cov, const struct interaction **iacts);
-
-void covariance_get_var_indices (const struct covariance *cov, const struct variable **vars);
 size_t covariance_dim (const struct covariance * cov);
+
 #endif