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| author | dos-reis <gdr@axiomatics.org> | 2011-03-12 22:56:37 +0000 |
|---|---|---|
| committer | dos-reis <gdr@axiomatics.org> | 2011-03-12 22:56:37 +0000 |
| commit | 6c75a87d8ee00d48a0f5703aa9c86591078a50d3 (patch) | |
| tree | 28ff587bbc4d759dd0e3f96b156700ff01ba8c53 /src/algebra/algfunc.spad.pamphlet | |
| parent | a2e3e641bdbcb6e77bbb572aea25a748a967abca (diff) | |
| download | open-axiom-6c75a87d8ee00d48a0f5703aa9c86591078a50d3.tar.gz | |
* src/algebra/: Systematically use not one? when comparing for
equality with 1.
Diffstat (limited to 'src/algebra/algfunc.spad.pamphlet')
| -rw-r--r-- | src/algebra/algfunc.spad.pamphlet | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/algebra/algfunc.spad.pamphlet b/src/algebra/algfunc.spad.pamphlet index bf4c4b71..5cb93af1 100644 --- a/src/algebra/algfunc.spad.pamphlet +++ b/src/algebra/algfunc.spad.pamphlet @@ -277,7 +277,7 @@ test and give $$1/(-2)^(1/n) \ne (-1/2)^(1/n)$$ <<hackroot(x, n)>>= hackroot(x, n) == (n = 1) or (x = 1) => x - (((dx := denom x) ~= 1) and + (not one?(dx := denom x) and ((rx := retractIfCan(dx)@Union(Integer,"failed")) case Integer) and positive?(rx)) => hackroot((numer x)::F, n)/hackroot(rx::Integer::F, n) |