There are five hidden symbols in math, which are not accessible through the UI at the moment: RID_XDEFY RID_LIMINFX RID_LIMSUPX RID_XTRANSLY RID_XTRANSRY They are defined here: starmath/source/commands.src It seems they could be easily added like done in 8e0aec74cadcc7ad0fe38d52f542c6a6643308ae.
Created attachment 89201 [details] Testdoc with the functions Here's a test document, which shows, that those functions are interpreted by math.
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