matrix{
ccol{ {} above {roman "0"} above {roman "1"} above {roman "2"} above {roman "3"} above {roman "4"} above {roman "5"} above {roman "6"} above {roman "7"} above {roman "8"} above {roman "9"} above {roman "A"} above {roman "B"} above {roman "C"} above {roman "D"} above {roman "E"} above {roman "F"} }
ccol{ {roman "219"} above <- above \[u2191] above -> above \[u2193] above \[u2194] above \[u2195] above \[u2196] above \[u2197] above \[u2198] above \[u2199] above \[u219a] above \[u219b] above \[u219c] above \[u219d] above \[u219e] above \[u219f] }
ccol{ {roman "21A"} above \[u21a0] above \[u21a1] above \[u21a2] above \[u21a3] above \[u21a4] above \[u21a5] above \[u21a6] above \[u21a7] above \[u21a8] above \[u21a9] above \[u21aa] above \[u21ab] above \[u21ac] above \[u21ad] above \[u21ae] above \[u21af] }
ccol{ {roman "21B"} above \[u21b0] above \[u21b1] above \[u21b2] above \[u21b3] above \[u21b4] above \[u21b5] above \[u21b6] above \[u21b7] above \[u21b8] above \[u21b9] above \[u21ba] above \[u21bb] above \[u21bc] above \[u21bd] above \[u21be] above \[u21bf] }
ccol{ {roman "21C"} above \[u21c0] above \[u21c1] above \[u21c2] above \[u21c3] above \[u21c4] above \[u21c5] above \[u21c6] above \[u21c7] above \[u21c8] above \[u21c9] above \[u21ca] above \[u21cb] above \[u21cc] above \[u21cd] above \[u21ce] above \[u21cf] }
ccol{ {roman "21D"} above \[u21d0] above \[u21d1] above \[u21d2] above \[u21d3] above \[u21d4] above \[u21d5] above \[u21d6] above \[u21d7] above \[u21d8] above \[u21d9] above \[u21da] above \[u21db] above \[u21dc] above \[u21dd] above \[u21de] above \[u21df] }
ccol{ {roman "21E"} above \[u21e0] above \[u21e1] above \[u21e2] above \[u21e3] above \[u21e4] above \[u21e5] above \[u21e6] above \[u21e7] above \[u21e8] above \[u21e9] above \[u21ea] above \[u21eb] above \[u21ec] above \[u21ed] above \[u21ee] above \[u21ef] }
ccol{ {roman "21F"} above \[u21f0] above \[u21f1] above \[u21f2] above \[u21f3] above \[u21f4] above \[u21f5] above \[u21f6] above \[u21f7] above \[u21f8] above \[u21f9] above \[u21fa] above \[u21fb] above \[u21fc] above \[u21fd] above \[u21fe] above \[u21ff] }
}