Macro Language Reference > PIs > Maths > <?tcustfb>
  
<?tcustfb>
Description
Sets the extension of the fraction bar in Maths, i.e. whether it is narrower than, or the same width as, the data above and below the bar. The value is specified as a percentage of the width of the numerator/denominator of the fraction.
Syntax
<?tcustfb bar overhang:f?>
<?tcustfb>
[no parameter]
Invoke the tcustfb dialog box.
bar overhang
The percentage of the current width of the numerator/denominator: to one decimal place.