diff options
Diffstat (limited to 'src/algebra/efstruc.spad.pamphlet')
| -rw-r--r-- | src/algebra/efstruc.spad.pamphlet | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/algebra/efstruc.spad.pamphlet b/src/algebra/efstruc.spad.pamphlet index 414217a8..7f9829db 100644 --- a/src/algebra/efstruc.spad.pamphlet +++ b/src/algebra/efstruc.spad.pamphlet @@ -481,11 +481,11 @@ ElementaryFunctionStructurePackage(R,F): Exports == Implementation where factdeprel(l, k) == ((r := retractIfCan(n := first argument k)@Union(Z, "failed")) - case Z) and (r::Z > 0) => [factorial(r::Z)::F] + case Z) and positive?(r::Z) => [factorial(r::Z)::F] for x in l repeat m := first argument x ((r := retractIfCan(n - m)@Union(Z, "failed")) case Z) and - (r::Z > 0) => return([*/[(m + i::F) for i in 1..r] * x::F]) + positive?(r::Z) => return([*/[(m + i::F) for i in 1..r] * x::F]) [true] else |