diff options
Diffstat (limited to 'src/algebra/sttaylor.spad.pamphlet')
| -rw-r--r-- | src/algebra/sttaylor.spad.pamphlet | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/algebra/sttaylor.spad.pamphlet b/src/algebra/sttaylor.spad.pamphlet index 756129a8..ed89b75d 100644 --- a/src/algebra/sttaylor.spad.pamphlet +++ b/src/algebra/sttaylor.spad.pamphlet @@ -261,7 +261,7 @@ StreamTaylorSeriesOperations(A): Exports == Implementation where concat(s,rpSt(z-1,s)) monom(s,z) == - z < 0 => error "monom: cannot create monomial of negative degree" + negative? z => error "monom: cannot create monomial of negative degree" concat(rpSt(z,0),concat(s,zro())) --% some streams of integers @@ -498,7 +498,7 @@ Remarks: integer, we won't get a Taylor expansion and thus raise an error. <<package STTAYLOR StreamTaylorSeriesOperations>>= - if ord > 0 and rn < 0 then + if ord > 0 and negative? rn then error "**: negative power does not exist" @ |