[Bug 237800] pow(3) returns inaccurate results

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Tue Nov 5 20:44:02 UTC 2019


Steve Kargl <kargl at FreeBSD.org> changed:

           What    |Removed                     |Added
                 CC|                            |kargl at FreeBSD.org

--- Comment #12 from Steve Kargl <kargl at FreeBSD.org> ---
(In reply to me from comment #11)
> I've just run into this issue while working on some fp issues in V8.
> I'm not skilled enough to improve the algorithm that freebsd uses
> here, but if I can help in any other ways let me know.

What do you mean that you ran into this problem?  The bugzilla
thread indicates that the OP was getting 0.51 ULP error.  That
is not inaccurate.  That is not understanding how floating 
point math works.

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