On 23 Feb 2023, at 22:07, Hans Hagen via ntg-context <ntg-context@ntg.nl> wrote:

Hi,

I uploaded a new version. We further improved Antykwa support,

\switchtobodyfont[antykwa]

\startTEXpage[offset=1dk]
   \im{
       f' = f'' = f''' = f'''' =
       a + b + \ldots + c +
       \overbar{x} + \overbar{S} + \bar{x} + \widebar{x}
   }

   \im{
       \fenced[doublebar]{x} =
       \fenced[doublebar][size=1]{x_1} =
       \fenced[doublebar][size=2]{x_2} =
       \fenced[doublebar][size=3]{x_3} =
       \fenced[doublebar][size=4]{x_4} =
       \fenced[doublebar]{\blackrule[width=1cm,height=1cm]}
   }

   \im{
       \fenced[bar]{x} =
       \fenced[bar][size=1]{x_1} =
       \fenced[bar][size=2]{x_2} =
       \fenced[bar][size=3]{x_3} =
       \fenced[bar][size=4]{x_4} =
       \fenced[bar]{\blackrule[width=1cm,height=1cm]}
   }

   \im{
       \fenced[brace]{x} =
       \fenced[brace][size=1]{x_1} =
       \fenced[brace][size=2]{x_2} =
       \fenced[brace][size=3]{x_3} =
       \fenced[brace][size=4]{x_4} =
       \fenced[brace]{\blackrule[width=1cm,height=1cm]}
   }

   \im{
       \root[4]{1+x^2+a} +
       \frac{1}{1+x^2+a} +
       \overparent{1+x^2+a} +
       \overbrace{1+x^2+a} +
       \overparent{x} +
       \overbrace{x} +
       \overbrace{i}
   }

\stopTEXpage


This time with fancy radical bars, fraction bars, vertical bars, over and underbars etc.

Hans

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                                         Hans Hagen | PRAGMA ADE
             Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
      tel: 038 477 53 69 | www.pragma-ade.nl | www.pragma-pod.nl
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