Keraia
Numerical Character. Abbreviation Marker
Indicates numeric use of letters. Also appears after numbers to be considered fractions. See also #22.
Occasionally used to indicate an abbreviation. E.g. $PLA/G#& in Constantinus VII Porphyrogenitus Imperator Epist., De cerimoniis aulae Byzantinae (lib. 1.1-92) (3023 011, 1.56.6).