# [NTG-context] Euler with fallback

Mon Mar 3 16:07:17 CET 2014

On Mon, 3 Mar 2014, Sanjoy Mahajan wrote:

>
>> This is to announce that the latest beta supports creating virtual math
>> fonts with fallback. The main test case is to use Euler font with missing
>> characters taken from Pagella but the mechanism is general and can be used
>> to replace a specific set of math glyphs from a font.
>>
>> This feature is not extensively tested. As such it will be useful if
>> everyone interested in math fallback mechanism could test this out and
>> report any bugs or inconsistencies.
>
> One inconsistency or maybe bug is that text subscripts come out in Euler
>
> Here's an example (using 2014.02.14 beta).  The "Sun" subscript using
> _{\tf Sun} or _{\rm Sun} was in Palatino in the corresponding MkII
> setup, but is in Euler now.  The workaround of an hbox with \tfxx or
> \tfx doesn't get quite the right size.

That is because in math mode, \rm is symonym with \mathrm etc. The
standard way to write this is _{\text{Sun}}.