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-rw-r--r--src/algebra/integer.spad.pamphlet4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/algebra/integer.spad.pamphlet b/src/algebra/integer.spad.pamphlet
index 899a2b70..ad958900 100644
--- a/src/algebra/integer.spad.pamphlet
+++ b/src/algebra/integer.spad.pamphlet
@@ -323,15 +323,13 @@ PositiveInteger: Join(OrderedAbelianSemiGroup,Monoid) with
++ Keywords: roman numerals
++ Description: \spadtype{RomanNumeral} provides functions for converting
++ integers to roman numerals.
-RomanNumeral(): IntegerNumberSystem with
+RomanNumeral(): Join(IntegerNumberSystem,ConvertibleFrom Symbol) with
canonical
++ mathematical equality is data structure equality.
canonicalsClosed
++ two positives multiply to give positive.
noetherian
++ ascending chain condition on ideals.
- convert: Symbol -> %
- ++ convert(n) creates a roman numeral for symbol n.
roman : Symbol -> %
++ roman(n) creates a roman numeral for symbol n.
roman : Integer -> %