1 Use the same size increases for sum prod int as eqn does.
3 Perhaps chartype should be renamed.
5 TeX makes {sub,super}script on a single character with an accent
6 into an accent onto the (character with the script). Should we do this?
8 Implement mark and lineups within scripts, matrices and piles, and accents.
9 (Why would this be useful?)
11 Perhaps push hmotions down through lists to avoid upsetting spacing
14 Possibly generate .lf commands during compute_metrics phase.
16 Consider whether there should be extra space at the side of piles.
18 Provide scriptstyle displaystyle etc.
20 Provide a nicer matrix syntax, eg
27 Perhaps generate syntax error messages using the style of gpic.
33 Extensible square roots.
39 Provide a variant of vec that extends over the length of the accentee.
41 Support vertical arrow delimiters.
43 Make the following work: