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-rw-r--r--src/algebra/oderf.spad.pamphlet1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/algebra/oderf.spad.pamphlet b/src/algebra/oderf.spad.pamphlet
index 2fb8bf0a..45decdf3 100644
--- a/src/algebra/oderf.spad.pamphlet
+++ b/src/algebra/oderf.spad.pamphlet
@@ -220,6 +220,7 @@ PrimitiveRatDE(F, UP, L, LQ): Exports == Implementation where
indicialEquation(op:L, a:F) == indeq(monomial(1, 1) - a::UP, op)
splitDenominator(op, lg) ==
+ import RF
cd := splitDenominator coefficients op
f := cd.den / gcd(cd.num)
l:L := 0