4
votes
2answers
114 views

How to define a command \exponent that transforms $\exponent^e$ to $a^eb^ec^e$?

I have tried to define a command $\exponent$ that would look for next exponent and would put a copy of this exponent after a, another after b and a last one after c. $\exponent^e$ would transform to ...
2
votes
1answer
38 views

superscript issue in latex [duplicate]

I have 2 superscripts in 1 equation but one of these is floating higher than the other making it look messy. The code I have used is: $\hat{\boldsymbol\beta}^T X^T$ The T is higher for the beta ...
8
votes
1answer
193 views

Why doesn't \mathord work to turn an Acc atom into Ord?

Writing ${\dot X^a}^b$ produces a very cryptic "double superscript" error: this has been explained here on this forum: the reason is that {\dot X}^a generates an Acc atom and that, for a reason that ...
4
votes
1answer
349 views

Why doesn't math \fontdimen's work with XeTeX?

Why doesn't the \fontdimen-command change anything with XeTeX? \input pgffor \def\chfndims#1{\foreach\dim in{13,...,19}{\fontdimen\dim#1=20pt}} \font\mymathfn="XITS Math:script=math" at 10pt ...