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| author | dos-reis <gdr@axiomatics.org> | 2008-11-21 04:54:55 +0000 |
|---|---|---|
| committer | dos-reis <gdr@axiomatics.org> | 2008-11-21 04:54:55 +0000 |
| commit | 49727ef97a25730307fdb9622be726e92a41a875 (patch) | |
| tree | 5c6fbb86ff4e49c7ed0d510e76f42d7352005c88 /src/algebra/ore.spad.pamphlet | |
| parent | 0b97ae7365e5ba3d3e078147124e096f7cccde4b (diff) | |
| download | open-axiom-49727ef97a25730307fdb9622be726e92a41a875.tar.gz | |
* algebra/alql.spad.pamphlet (Database): Now CoercibleFrom List S.
* algebra/asp.spad.pamphlet (Asp20): Now CoercibleFrom MAT FEXPR.
(Asp6): Now CoercibleFrom Vector FEXPR.
* algebra/catdef.spad.pamphlet (Algebra): Extend CoercibleFrom R.
(Ring): Extend CoercibleFrom Integer.
* algebra/formula.spad.pamphlet (ScriptFormulaFormat): Now
CoercibleFrom E.
* algebra/fortran.spad.pamphlet (FortranCode): Remove redundant
signature.
* algebra/fs2ups.spad.pamphlet
(FunctionSpaceToUnivariatePowerSeries): Tidy parameter.
* algebra/laurent.spad.pamphlet
(UnivariateLaurentSeriesConstructorCategory): Extend CoercibleFrom
UTS.
* algebra/manip.spad.pamphlet (PolynomialRoots): Tidy parameter.
* algebra/modmon.spad.pamphlet (ModMonic): Now CoercibleFrom Rep.
* algebra/ore.spad.pamphlet (UnivariateSkewPolynomial): Now
CoercibleFrom Variable x.
Diffstat (limited to 'src/algebra/ore.spad.pamphlet')
| -rw-r--r-- | src/algebra/ore.spad.pamphlet | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/src/algebra/ore.spad.pamphlet b/src/algebra/ore.spad.pamphlet index 3e2f769c..87268627 100644 --- a/src/algebra/ore.spad.pamphlet +++ b/src/algebra/ore.spad.pamphlet @@ -506,9 +506,7 @@ SparseUnivariateSkewPolynomial(R:Ring, sigma:Automorphism R, delta: R -> R): ++ coefficient field in a named variable. ++ The multiplication is given by \spad{x a = \sigma(a) x + \delta a}. UnivariateSkewPolynomial(x:Symbol, R:Ring, sigma:Automorphism R, delta: R -> R): - UnivariateSkewPolynomialCategory R with - coerce: Variable x -> % - ++ coerce(x) returns x as a skew-polynomial. + Join(UnivariateSkewPolynomialCategory R,CoercibleFrom Variable x) == SparseUnivariateSkewPolynomial(R, sigma, delta) add Rep := SparseUnivariateSkewPolynomial(R, sigma, delta) coerce(v:Variable(x)):% == monomial(1, 1) |