Macro Language Reference > PIs > Maths > <?tptxttf>
  
<?tptxttf>
Description
Specifies the font PTC ALD is to use for typewriter style text within PTC ALD Maths.
Syntax
<?tptxttf font_name:t?>
<?tptxttf>
[no parameter]
Invoke the Maths - typeface font dialog box.
font_name
The name of the font: must have already been defined for the document