* (bug 4528) Lack of important LaTeX functions stackrel, rightleftharpoon
* (bug 6721) missing symbols ulcorner, urcorner, llcorner, lrcorner, twoheadrightarrow, twoheadleftarrow
* (bug 7367) Hyphens sometimes erroneously appended to equations when not converted to PNG
* (bug 4528) Lack of important LaTeX functions stackrel, rightleftharpoon
* (bug 6721) missing symbols ulcorner, urcorner, llcorner, lrcorner, twoheadrightarrow, twoheadleftarrow
* (bug 7367) Hyphens sometimes erroneously appended to equations when not converted to PNG