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Posted to common-dev@hadoop.apache.org by "Tsz Wo (Nicholas), SZE (JIRA)" <ji...@apache.org> on 2009/05/16 01:42:45 UTC

[jira] Updated: (HADOOP-5819) Check in the codes that compute the 10^15+1st bit of π

     [ https://issues.apache.org/jira/browse/HADOOP-5819?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tsz Wo (Nicholas), SZE updated HADOOP-5819:
-------------------------------------------

    Attachment: 5819_20090515.patch

5819_20090515.patch: a preview patch which
- needs to be cleaned up;
- needs more code comments; and
- is not user friendly.

But it has computed the 10^15+1st bit of π.

> Check in the codes that compute the 10^15+1st bit of π
> ------------------------------------------------------
>
>                 Key: HADOOP-5819
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5819
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: examples
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>         Attachments: 5819_20090515.patch
>
>
> We have an improved version of the current BaileyBorwinPlouffe example, which able to compute at least the10^15+1st bit of π.  See also http://developer.yahoo.net/blogs/hadoop/2009/05/hadoop_computes_the_10151st_bi.html

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