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| author | dos-reis <gdr@axiomatics.org> | 2008-12-21 02:20:35 +0000 |
|---|---|---|
| committer | dos-reis <gdr@axiomatics.org> | 2008-12-21 02:20:35 +0000 |
| commit | 2f4a173a01acbc47bbe855a01ea79b18d0a0c4a0 (patch) | |
| tree | 4f15c7ade2b48e69c25bdf8ce7d721a5a016a6c1 /src/algebra/integer.spad.pamphlet | |
| parent | 93853a12aba78b695405d9275f9ab56b01ec4269 (diff) | |
| download | open-axiom-2f4a173a01acbc47bbe855a01ea79b18d0a0c4a0.tar.gz | |
* interp/define.boot (checkRepresentation): Take a third
argument. Provide view morphisms for domain extensions.
(compCapsule): Adjust call.
* algebra/alql.spad.pamphlet (DataList): Use per and rep.
* algebra/fortmac.spad.pamphlet (MachineInteger): Likewise.
* algebra/fortran.spad.pamphlet (FortranExpression): Likewise.
* algebra/integer.spad.pamphlet (NonNegativeInteger): Likewise.
(PositiveInteger): Likewise.
* algebra/ituple.spad.pamphlet (InfiniteTuple): Likewise.
* algebra/matrix.spad.pamphlet (RectangularMatrix): Likewise.
* algebra/pf.spad.pamphlet (InnerPrimeField): Likewise.
* algebra/radix.spad.pamphlet (BinaryExpansion): Likewise.
(DecimalExpansion): Likewise.
(HexadecimalExpansion): Likewise.
Diffstat (limited to 'src/algebra/integer.spad.pamphlet')
| -rw-r--r-- | src/algebra/integer.spad.pamphlet | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/src/algebra/integer.spad.pamphlet b/src/algebra/integer.spad.pamphlet index ad958900..1d0009a0 100644 --- a/src/algebra/integer.spad.pamphlet +++ b/src/algebra/integer.spad.pamphlet @@ -281,9 +281,9 @@ NonNegativeInteger: Join(OrderedAbelianMonoidSup,Monoid) with sup(x,y) == MAX(x,y)$Lisp shift(x:%, n:Integer):% == ASH(x,n)$Lisp subtractIfCan(x, y) == - c:Integer := (x pretend Integer) - (y pretend Integer) + c:Integer := rep x - rep y c < 0 => "failed" - c pretend % + per c @ @@ -304,9 +304,7 @@ PositiveInteger: Join(OrderedAbelianSemiGroup,Monoid) with ++ positive integers \spad{a} and b. commutative("*") ++ commutative("*") means multiplication is commutative : x*y = y*x - == SubDomain(NonNegativeInteger,#1 > 0) add - x:% - y:% + == SubDomain(NonNegativeInteger,#1 > 0) @ |