Assertion: function | /r/HasProperty | given name
Facets:
Source sentences:
text: When a function is given a name (like in number 1 above), the name of the function is usually a single letter of the alphabet (such as f {\displaystyle f} or g {\displaystyle g} ).
text: The second version works because sapply can be given the name of a function instead of the function itself: if you read the source of sapply() , you’ll see the first line uses match.fun() to find functions given their names.