Replace the specification with the character which is the value given.
@item %e
-@itemx %E
Replace the specification with the exponential notation for a floating
-point number. @samp{%e} uses lower case @samp{e} for the exponent and
-@samp{%E} uses upper case.
+point number.
@item %f
Replace the specification with the decimal-point notation for a floating
point number.
@item %g
-@itemx %G
Replace the specification with notation for a floating point number,
using either exponential notation or decimal-point notation, whichever
-is shorter. @samp{%G} uses upper case if an exponent is printed.
+is shorter.
@item %%
Replace the specification with a single @samp{%}. This format