X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Fcovariance.h;h=ed5b3ee73426951d0084eb5df20f8492db541cb7;hb=refs%2Fbuilds%2F20110924030502%2Fpspp;hp=4eb2f3f6483f0cc4a4edbdd865dd9c3b1dfd0c31;hpb=81579d9e9f994fb2908f50af41c3eb033d216e58;p=pspp

diff --git a/src/math/covariance.h b/src/math/covariance.h
index 4eb2f3f648..ed5b3ee734 100644
--- a/src/math/covariance.h
+++ b/src/math/covariance.h
@@ -47,5 +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);
+size_t covariance_dim (const struct covariance * cov);
 
 #endif