A third sibling toolkit: rewrite steps, justification rails, cancel/substitute highlights, and lint-on-warning builds.
209 B
209 B
API
\usepackage[cjk]{superderive} or [en].
Layout: \sdstage{n}{text} \sdrow[height]{name} … \sdrowend \sdbbox{all} \sdtopformula{F}{math}.
Call \sdtopformula after the last \sdrowend.