New function covariance_calculate_unnormalized

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

diff --git a/src/math/covariance.h b/src/math/covariance.h
index 22e38e1ed7ae4370298442a02d476a2cc01fe4d3..3d29dcea8b0193babed4238ef64a988b7fbb92a3 100644 (file)
--- a/src/math/covariance.h
+++ b/src/math/covariance.h
@@ -40,6 +40,7 @@ void covariance_accumulate_pass1 (struct covariance *, const struct ccase *);
 void covariance_accumulate_pass2 (struct covariance *, const struct ccase *);
 
 const gsl_matrix * covariance_calculate (struct covariance *cov);
+const gsl_matrix * covariance_calculate_unnormalized (struct covariance *);
 
 void covariance_destroy (struct covariance *cov);