diff options
Diffstat (limited to 'src/algebra/curve.spad.pamphlet')
| -rw-r--r-- | src/algebra/curve.spad.pamphlet | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/algebra/curve.spad.pamphlet b/src/algebra/curve.spad.pamphlet index 02280f37..11d82292 100644 --- a/src/algebra/curve.spad.pamphlet +++ b/src/algebra/curve.spad.pamphlet @@ -166,8 +166,7 @@ FunctionFieldCategory(F, UP, UPUP): Category == Definition where infOrder f == (degree denom f)::Z - (degree numer f)::Z integral? f == ground?(integralCoordinates(f).den) integral?(f:$, a:F) == (integralCoordinates(f).den)(a) ~= 0 --- absolutelyIrreducible? == one? numberOfComponents() - absolutelyIrreducible? == numberOfComponents() = 1 + absolutelyIrreducible? == one? numberOfComponents() yCoordinates f == splitDenominator coordinates f hyperelliptic() == @@ -487,8 +486,7 @@ ChangeOfVariable(F, UP, UPUP): Exports == Implementation where RPrim(c, a, q) RPrim(c, a, q) == --- one? a => [c::RF, q] - (a = 1) => [c::RF, q] + one? a => [c::RF, q] [(a * c)::RF, clearDenominator q monomial(inv(a::RF), 1)] -- always makes the algebraic integral, but does not send a point to infinity |