diff options
Diffstat (limited to 'src/algebra/pscat.spad.pamphlet')
-rw-r--r-- | src/algebra/pscat.spad.pamphlet | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/algebra/pscat.spad.pamphlet b/src/algebra/pscat.spad.pamphlet index 86eecd2f..37f63dd1 100644 --- a/src/algebra/pscat.spad.pamphlet +++ b/src/algebra/pscat.spad.pamphlet @@ -96,7 +96,8 @@ UnivariatePowerSeriesCategory(Coef,Expon): Category == Definition where Expon : OrderedAbelianMonoid Term ==> Record(k:Expon,c:Coef) - Definition ==> PowerSeriesCategory(Coef,Expon,SingletonAsOrderedSet) with + Definition ==> Join(PowerSeriesCategory(Coef,Expon,SingletonAsOrderedSet),_ + Eltable(Expon,Coef)) with terms: % -> Stream Term ++ \spad{terms(f(x))} returns a stream of non-zero terms, where a @@ -106,9 +107,6 @@ UnivariatePowerSeriesCategory(Coef,Expon): Category == Definition where --++ \spad{series(st)} creates a series from a stream of non-zero terms, --++ where a term is an exponent-coefficient pair. The terms in the --++ stream should be ordered by increasing order of exponents. - elt: (%,Expon) -> Coef - ++ \spad{elt(f(x),r)} returns the coefficient of the term of degree r in - ++ \spad{f(x)}. This is the same as the function \spadfun{coefficient}. variable: % -> Symbol ++ \spad{variable(f)} returns the (unique) power series variable of ++ the power series f. |