matrix{
ccol{ {roman "xcap"} above {roman "xcirc"} above {roman "xcup"} above {roman "xdtri"} above {roman "xfr"} above {roman "Xfr"} above {roman "xharr"} above {roman "xhArr"} above {roman "xi"} above {roman "Xi"} above {roman "xlarr"} above {roman "xlArr"} above {roman "xmap"} above {roman "xnis"} above {roman "xodot"} above {roman "xopf"} above {roman "Xopf"} above {roman "xoplus"} above {roman "xotime"} above {roman "xrarr"} above {roman "xrArr"} above {roman "xscr"} above {roman "Xscr"} above {roman "xsqcup"} above {roman "xuplus"} above {roman "xutri"} above {roman "xvee"} above {roman "xwedge"} }
ccol{ union above \[u25EF] above inter above \[u25BD] above \[u1D535] above \[u1D51B] above \[u27F7] above \[u27FA] above xi above XI above \[u27F5] above \[u27F8] above \[u27FC] above \[u22FB] above \[u2A00] above \[u1D569] above \[u1D54F] above \[u2A01] above \[u2A02] above \[u27F6] above \[u27F9] above \[u1D4CD] above \[u1D4B3] above \[u2A06] above \[u2A04] above \[u25B3] above \[u22C1] above \[u22C0] }
}