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authordos-reis <gdr@axiomatics.org>2011-03-12 17:04:43 +0000
committerdos-reis <gdr@axiomatics.org>2011-03-12 17:04:43 +0000
commit52fddea19454dc2b9bcb54c6edd5a4cd4f5765a9 (patch)
tree4b13ccc6d57c7c1ee615c83615b246c98eae388a /src/algebra/efstruc.spad.pamphlet
parent42d38bee45a64edfc12641053e58581c20584363 (diff)
downloadopen-axiom-52fddea19454dc2b9bcb54c6edd5a4cd4f5765a9.tar.gz
* src/algebra/: Systematically use negative? when comparing for
less than 0.
Diffstat (limited to 'src/algebra/efstruc.spad.pamphlet')
-rw-r--r--src/algebra/efstruc.spad.pamphlet4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/algebra/efstruc.spad.pamphlet b/src/algebra/efstruc.spad.pamphlet
index 7d8f8258..414217a8 100644
--- a/src/algebra/efstruc.spad.pamphlet
+++ b/src/algebra/efstruc.spad.pamphlet
@@ -747,10 +747,10 @@ TrigonometricManipulations(R, F): Exports == Implementation where
is?(k, 'nthRoot) =>
arg := argument k
even?(retract(n := second arg)@Z) and ((u := sign(first arg)) case Z)
- and (u::Z < 0) => op(s1, n / 2::F) * op(- first arg, n)
+ and negative?(u::Z) => op(s1, n / 2::F) * op(- first arg, n)
"failed"
is?(k, 'log) and ((u := sign(a := first argument k)) case Z)
- and (u::Z < 0) => op(- a) + ipi
+ and negative?(u::Z) => op(- a) + ipi
"failed"
complexForm f ==