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| author | dos-reis <gdr@axiomatics.org> | 2011-03-12 17:04:43 +0000 |
|---|---|---|
| committer | dos-reis <gdr@axiomatics.org> | 2011-03-12 17:04:43 +0000 |
| commit | 52fddea19454dc2b9bcb54c6edd5a4cd4f5765a9 (patch) | |
| tree | 4b13ccc6d57c7c1ee615c83615b246c98eae388a /src/algebra/defintef.spad.pamphlet | |
| parent | 42d38bee45a64edfc12641053e58581c20584363 (diff) | |
| download | open-axiom-52fddea19454dc2b9bcb54c6edd5a4cd4f5765a9.tar.gz | |
* src/algebra/: Systematically use negative? when comparing for
less than 0.
Diffstat (limited to 'src/algebra/defintef.spad.pamphlet')
| -rw-r--r-- | src/algebra/defintef.spad.pamphlet | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/algebra/defintef.spad.pamphlet b/src/algebra/defintef.spad.pamphlet index c7091f29..0253ac93 100644 --- a/src/algebra/defintef.spad.pamphlet +++ b/src/algebra/defintef.spad.pamphlet @@ -189,11 +189,11 @@ ElementaryFunctionDefiniteIntegration(R, F): Exports == Implementation where z := (r := retractIfCan(a)@Union(F, "failed")) case "failed" => sign(f, x, a) sign(f, x, r::F, "right") - (b1 := z case Z) and z::Z < 0 => true + (b1 := z case Z) and negative?(z::Z) => true z := (r := retractIfCan(b)@Union(F, "failed")) case "failed" => sign(f, x, b) sign(f, x, r::F, "left") - (b2 := z case Z) and z::Z < 0 => true + (b2 := z case Z) and negative?(z::Z) => true b1 and b2 => ((w := checkFor0(numer f, k, a, b)) case "failed") or (w::B) => "failed" false |