Macro Language Reference > PIs > Maths > <?tcustr1>
  
<?tcustr1>
Description
Specifies the default rule width for Maths, i.e. for displaystyle (formula) or textstyle (inline in paragraph) text.
 
This rule width setting also affects the gaps between joint sub- and superscripts, the bars over roots and the gap between the fraction bar and the numerator and denominator.
Syntax
<?tcustr1 rule1:m?>
<?tcustr1>
[no parameter]
Invoke the tcustr1 dialog box.
rule1
The width of the rule: to one decimal place.