These elements place an accent above the term enclosed by the element. VEC draws a right arrow above the term; BAR draws a line; DOT and DDOT draw a single and double dot respectively; HAT and TILDE draw the corresponding character above the term.
none
<VEC>, <BAR>, <DOT>, <DDOT>, <HAT>, <TILDE> is legal
within:
<ABOVE>, <BAR>, <BELOW>, <BOX>, <BT>, <DDOT>,
<DOT>, <HAT>, <ITEM>, <MATH>, <OF>, <ROOT>, <SQRT>,
<T>, <TILDE>, <VEC>
The following markup can be used within <VEC>, <BAR>, <DOT>, <DDOT>,
<HAT>, <TILDE>
<ABOVE>, <ARRAY>, <B>, <BAR>, <BELOW>, <BOX>,
<BT>, <DDOT>, <DOT>, <HAT>, <ROOT>, <SQRT>, <SUB>,
<SUP>, <T>, <TILDE>, <VEC>
<MATH><VEC>X</VEC> <BAR>X</BAR> <DOT>X</DOT> <DDOT>X</DDOT> <HAT>X</HAT> <TILDE>X</TILDE></MATH>