+// split-level fractions
+static docstring const xfrac_def = from_ascii(
+ "\\usepackage{xfrac}\n");
+static docstring const smallLetterFrac_def = from_ascii(
+ "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{default}{text}\n"
+ " {phantom=c, scale-factor=1.0, slash-left-kern=-.05em}\n"
+ "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{lmr}{text}\n"
+ " {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
+ "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{lmss}{text}\n"
+ " {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
+ "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{cmr}{text}\n"
+ " {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
+ "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{cmss}{text}\n"
+ " {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
+ "\\newcommand{\\smallLetterFrac}[2]{%\n"
+ " {\\UseCollection{xfrac}{smallLetterFrac}\\sfrac{#1}{#2}}}\n");
+