# HG changeset patch
# User Carnë Draug <carandraug@octave.org>
# Date 1470540074 -3600
# Node ID f99c0b8cb67bdef50be6f7384e1d7e1c9f8de95b
# Parent  0ff3bd7d2750d4a1c4e7b21f9e84564f50353114# Parent  a4551d2b5da5f73599e4a8a34c9fbe400db95618
maint: merge away accidental head.

diff -r a4551d2b5da5 -r f99c0b8cb67b scripts/deprecated/mahalanobis.m
--- a/scripts/deprecated/mahalanobis.m	Sun Aug 07 04:18:18 2016 +0100
+++ b/scripts/deprecated/mahalanobis.m	Sun Aug 07 04:21:14 2016 +0100
@@ -76,13 +76,10 @@
 
   w = (x' * x + y' * y) / (xr + yr - 2);
 
-  winv = inv (w);
-
-  retval = (xm - ym) * winv * (xm - ym)';
+  retval = sumsq ((xm - ym) / chol (w));
 
 endfunction
 
-
 ## Test input validation
 %!error mahalanobis ()
 %!error mahalanobis (1, 2, 3)