fisheye.rb in plurimath-0.8.11

- old
+ new

@@ -22,10 +22,10 @@
 
         def to_unicodemath
           Utility.html_entity_to_unicode("&#x25c9;")
         end
 
-        def to_mathml_without_math_tag
+        def to_mathml_without_math_tag(_)
           ox_element("mi") << "&#x25c9;"
         end
 
         def to_omml_without_math_tag(_)
           "&#x25c9;"