[jboss-jira] [JBoss JIRA] (DROOLS-2554) variance accumulate never escapes NaN

[Geoffrey De Smet (JIRA)]

    [ https://issues.jboss.org/browse/DROOLS-2554?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13577302#comment-13577302 ] 

Geoffrey De Smet edited comment on DROOLS-2554 at 5/16/18 7:24 AM:
-------------------------------------------------------------------

Justin included a test in this PR that proves this problem and included a fix too:
https://github.com/kiegroup/drools/pull/1902


was (Author: ge0ffrey):
https://github.com/kiegroup/drools/pull/1902

> variance accumulate never escapes NaN
> -------------------------------------
>
>                 Key: DROOLS-2554
>                 URL: https://issues.jboss.org/browse/DROOLS-2554
>             Project: Drools
>          Issue Type: Bug
>          Components: core engine
>            Reporter: Justin Goldsmith
>            Assignee: Mario Fusco
>
> If you accumulate a single fact, then it gets reversed, this result never escapes being NaN.



--
This message was sent by Atlassian JIRA
(v7.5.0#75005)