lib/plurimath/math/function/bar.rb in plurimath-0.3.5 vs lib/plurimath/math/function/bar.rb in plurimath-0.3.6

@@ -23,17 +23,18 @@
         end
 
         def to_omml_without_math_tag
           bar = Utility.ox_element("bar", namespace: "m")
           me  = Utility.ox_element("e", namespace: "m")
-          me << parameter_one.to_omml_without_math_tag if parameter_one
+          Utility.update_nodes(me, omml_value) if parameter_one
           Utility.update_nodes(
             bar,
             [
               bar_pr,
               me,
             ],
           )
+          [bar]
         end
 
         protected
 
         def bar_pr