the uniToBin of factor
uniToBin ( expression )
Factor and expression yield a string.
put the uniToBin of "αβ" -- yields "CEB1CEB2"
The uniToBin function returns a binary of the string passed to it encoded in the UTF-8 text encoding.
binToChar, binToUni, charToBin, charToNum, numToChar, numToUni, uniToNum