09:5309:53, 6 March 2013diffhist+4
Colon (punctuation)
Making the "IPA" part accessible from the beginning without having to know it's under "Diacritical Usage" or having to look for it.
02:1702:17, 20 December 2012diffhist+45
Supremum
Someone not well versed in mathematics i.e. your average Wikipedia reader will not instantly make the mental connection between "unique" and "only one"
01:5101:51, 20 December 2012diffhist+192
Supremum
→Examples: So someone without an advanced understanding of mathematics can actually come on to this article and understand what a "supremum" is.