[NTG-context] new uplaod

Alexandre Christe aleks.christe at gmail.com
Sat Sep 10 09:45:38 CEST 2022


Hi Hans,

Will \mvert and \mid also be included in the \autofence logic? It would be
quite useful.

Le jeu. 25 août 2022 à 18:18, Hans Hagen via ntg-context <ntg-context at ntg.nl>
a écrit :

> Hi,
>
> I uploaded a new lmtx. Again some updated math of which details will be
> revealed later. Apart from some details we added suport for fourier
> notations. There are no high level definitions yet as we have to invent
> names but this is how it works (private unicode slots might change):
>
> \setupbodyfont[pagella]
>
> \starttext
>
> \setupmathdelimited
>    [topoffset=.2\exheight]
>
> \definemathdelimited
>    [fourier]
>    [rule=no,
>     left=\zerocount,
>     right="FE944]
>
> \definemathdelimited
>    [courier]
>    [rule=no,
>     left=\zerocount,
>     right="FE946]
>
> \definemathdelimited
>    [xourier]
>    [rule=no,
>     left=\zerocount,
>     right="FE948]
>
> $ \fourier{(z+1)} $
>
> $ \fourier{(z+1)} + \sqrt[2]{1}$
>
> $ \fourier{(z+1)} + \courier{(z+1)} + \xourier{(z+1)} $
>
> $ \fourier{\left(z+\frac12\right)} + \courier{\left(z+\frac12\right)} +
> \xourier{\left(z+\frac12\right)} $
>
> $ \autofences \fourier{(z+\frac12)} + \courier{(z+\frac12)} +
> \xourier{(z+\frac12)} $
>
> $ \widehat{x^2 + 2x + 2} $
>
> \stoptext
>
> This example also shows a new \autofences feature and widehats
> (widetilde and widecheck also work that way) that overcome limitations
> in fonts, so
>
> \def\CrappyHack#1{\im{#1{a} + #1{a+b} + #1{a+b+c} + #1{a+b+c+d} +
> #1{a+b+c+d+e} + #1{a+b+c+d+e+f}}\par}
> \CrappyHack\widehat
> \CrappyHack\widetilde
> \CrappyHack\wideacute
> \CrappyHack\widecheck
>
> will work. For thise in finance we now have
>
> $ \annuity{x + 1} + \lannuity{x + 1} + \rannuity{x + 1} + \lrannuity{x +
> 1} $
>
> these are basically radicals (like sqrt) with two sided symbols.
>
> Hans
>
>
> -----------------------------------------------------------------
>                                            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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