Hi <br><br>The following math symbols are missing,<br><br>0x222B normal integral \int
<br>0x222C double integral \iint
<br>0x222D triple integral \iiint
<br>0x222E contour integral \oint
<br>0x222F surface integral \oiint
<br>0x2230 volume integral \oiiint
<br>
<br>I also need the space-time integral \iiiint (4 i&#39;s) <br><br>Kind regards
<br><br>PS Using latest stable context (MK-IV)<br>