hanically, and have artificial numbers.</li><li>The rules are given decimal numbers using tenths, and are written without prefix. For example, rule GB9a is given the number 9.1.</li><li>Any “treat as” or “ignore” rules are handled as discussed in UAX #29, and thus reflected in a transformation of the rules usually not visible here. In addition, final rules like “Any ÷ Any” may be recast as the equivalent expression “÷ Any”.</li><li>In some cases, the numbering and form of a rule is changed