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| author | dos-reis <gdr@axiomatics.org> | 2008-11-20 20:05:35 +0000 |
|---|---|---|
| committer | dos-reis <gdr@axiomatics.org> | 2008-11-20 20:05:35 +0000 |
| commit | 003d8009ff08ef11901956ac887422cea0cc4b55 (patch) | |
| tree | 490f1f62576c12798021f11af19bea21f8cc579a /src/algebra/lodop.spad.pamphlet | |
| parent | 87f397a2fabcf265efb39d1be4c2b87633579e19 (diff) | |
| download | open-axiom-003d8009ff08ef11901956ac887422cea0cc4b55.tar.gz | |
* algebra/wtpol.spad.pamphlet (WeightedPolynomials): No
HomotopicTo P.
(OrdinaryWeightedPolynomials): Likewise.
* algebra/modmonom.spad.pamphlet (ModuleMonomial): Now
HomotopicTo MM.
* algebra/matrix.spad.pamphlet (coerce$RectangularMatrix): Remove
redundant signature.
* algebra/lodop.spad.pamphlet (OrdinaryDifferentialRing): Now
HomotopicTo HomotopicTo R.
* algebra/alql.spad.pamphlet (DataList): Now HomotopicTo List S.
* algebra/array1.spad.pamphlet (Tuple): Now HomotopicTo
PrimitiveArray S.
* algebra/kl.spad.pamphlet (CachableSet): Now HomotopicTo S.
* algebra/java.spad.pamphlet (JavaBytecode): Now HomotopicTo Byte.
* algebra/fname.spad.pamphlet (FileNameCategory): Extends
HomotopicTo String.
* algebra/data.spad.pamphlet (Byte): Now HomotopicTo Character.
Diffstat (limited to 'src/algebra/lodop.spad.pamphlet')
| -rw-r--r-- | src/algebra/lodop.spad.pamphlet | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/src/algebra/lodop.spad.pamphlet b/src/algebra/lodop.spad.pamphlet index 680ed017..c126e54d 100644 --- a/src/algebra/lodop.spad.pamphlet +++ b/src/algebra/lodop.spad.pamphlet @@ -217,12 +217,8 @@ OrdinaryDifferentialRing(Kernels,R,var): DRcategory == DRcapsule where Kernels:SetCategory R: PartialDifferentialRing(Kernels) var : Kernels - DRcategory == Join(BiModule($,$), DifferentialRing) with + DRcategory == Join(BiModule($,$), DifferentialRing, HomotopicTo R) with if R has Field then Field - coerce: R -> $ - ++ coerce(r) views r as a value in the ordinary differential ring. - coerce: $ -> R - ++ coerce(p) views p as a valie in the partial differential ring. DRcapsule == R add n: Integer Rep := R |