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- __numbertext__
- 1:(.)(.)(.) \1
- 2:(.)(.)(.) \1\1
- 3:(.)(.)(.) \1\1\1
- 4:(.)(.)(.) \1\2
- 5:(.)(.)(.) \2
- 6:(.)(.)(.) \2\1
- 7:(.)(.)(.) \2\1\1
- 8:(.)(.)(.) \2\1\1\1
- 9:(.)(.)(.) \1\3
- (\d) $(\1:IVX)
- (\d)(\d) $(\1:XLC)$2
- (\d)(\d\d) $(\1:CDM)$2
- ([123])(\d\d\d) $(\1:M--)$2
- ([123]\d{3})(\d\d\d) $(overline:$1)$2 # overline: ×1000
- (\d{1,3})(\d\d\d) $(overline:$1)$2 # overline: ×1000
- ([123]\d{3})(\d{5}) \|$(overline:$1)\|$2 # bar: ×100
- (\d{1,3})(\d{5}) \|$(overline:$1)\|$2
- (\d+) \1
- (overline:.*)(.) $1\2̅ # recursive overline
- "historical (\d)(\d\d\d)" $(\1:ↀↁↂ)$2
- "historical ([123])(\d\d\d\d)" $(\1:ↂ--)$(historical \2)
- "historical (.*)" $1
- help Modules\nRoman: multiple parenthesized form\nRoman_2: overline (×1000) with bar (×100)\nFunctions: historical (in Roman_2) with special Unicode characters for 1000, 5000 and 10000
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