Index: tol/stdlib/math/stat/models/bayesian/bysMcmc/bsr/gibbs/_arimaBlock.tol
===================================================================
--- tol/stdlib/math/stat/models/bayesian/bysMcmc/bsr/gibbs/_arimaBlock.tol	(revision 584ad6dd9d8f8c76cc196eee88f3610dca72e2d5)
+++ tol/stdlib/math/stat/models/bayesian/bysMcmc/bsr/gibbs/_arimaBlock.tol	(revision 557faf036674250e6a05ac3339f97e8c8a3f9308)
@@ -292,5 +292,5 @@
   //WriteLn("TRACE"+_MID+" filterJustBlock ["+segment->Name+"] 1");
     Set aux = segment->ArimaAuxInfo;
-    DifEq(aux::ma/aux::ar,X)
+    DifEq(aux::ar/aux::ma,X)
   };
 /* */