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On 2011-11-21T03:02:07+00:00 Björn Michaelsen wrote:

What is expected to happen in a blank LibreOffice Calc document is when
one types in a cell:

=MULTINOMIAL(1000,0)

it returns 1.

What happens instead is it returns Err:502.

More information about multinomial may be found at:
http://help.libreoffice.org/Calc/Mathematical_Functions#MULTINOMIAL
http://office.microsoft.com/en-us/excel-help/multinomial-HP005209186.aspx

Original bug at launchpad filed against 3.4, but also reproducible in
master.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/3

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On 2011-11-21T03:04:47+00:00 Björn Michaelsen wrote:

@Kohei, Eike: Please reassign (or self-assign) as appropriate.

Also: Possible regression?

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/4

------------------------------------------------------------------------
On 2011-11-21T03:16:54+00:00 Christopher M. Penalver wrote:

Reproducible in LibreOffice 3.3.2.

lsb_release -rd
Description: Ubuntu 10.04.3 LTS
Release: 10.04

apt-cache policy libreoffice-calc
libreoffice-calc:
  Installed: 1:3.3.2-1ubuntu2~lucid1
  Candidate: 1:3.3.2-1ubuntu2~lucid1
  Version table:
 *** 1:3.3.2-1ubuntu2~lucid1 0
        500 http://ppa.launchpad.net/libreoffice/ppa/ubuntu/ lucid/main Packages
        100 /var/lib/dpkg/status

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/5

------------------------------------------------------------------------
On 2011-11-21T16:23:57+00:00 Markus Mohrhard wrote:

Ok, problem is just that we only support values up to 170 as paramters
of MULTINOMIAL, I don't think that this is a regression.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/10

------------------------------------------------------------------------
On 2011-11-24T10:15:51+00:00 Björn Michaelsen wrote:

Thanks Markus.
Adjusting importance accordingly.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/12

------------------------------------------------------------------------
On 2011-11-25T11:33:42+00:00 Bastiaan J. Braams wrote:

The presumed cause of the bug is that the multinomial is computed as a
ratio of factorials; this would indeed cause an overflow when the sum of
the arguments exceeds 170. Please note that for the implementation of
the Binomial in LibreOffice Calc (function COMBIN) no such restriction
applies; it is computed carefully to avoid unnecessary overflow.

Please note also that the bug with multinomial would be almost trivial
to fix.

A recurrence for computing the multinomial function as a product of
binomials may be found in the description of the multinomial function in
the Sage mathematics system:

http://www.sagemath.org/doc/reference/sage/rings/arith.html#sage.rings.arith.multinomial

The associated 5-line Python code by Gabriel Ebner may be found here:

http://trac.sagemath.org/sage_trac/attachment/ticket/3132/trac3132-2.diff

I believe that this is a very natural way to compute the multinomial,
and it would completely remove the problem of unnecessary overflow.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/14

------------------------------------------------------------------------
On 2011-11-25T21:57:43+00:00 Markus Mohrhard wrote:

Feel free to implement it. Source code for this function is at:
http://opengrok.libreoffice.org/xref/core/scaddins/source/analysis/analysis.cxx#690

I'm looking forward to your contribution.

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/16

------------------------------------------------------------------------
On 2012-07-31T23:43:33+00:00 Thuswa wrote:

Proposed fix: https://gerrit.libreoffice.org/#/c/353

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/19

------------------------------------------------------------------------
On 2012-08-02T23:17:02+00:00 Thuswa wrote:

Created attachment 65063
Test file to check algorithm

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/20

------------------------------------------------------------------------
On 2012-08-10T14:11:49+00:00 Libreoffice-bugs wrote:

Albert Thuswaldner committed a patch related to this issue.
It has been pushed to "master":

http://cgit.freedesktop.org/libreoffice/core/commit/?id=1f62afae0fd04236005be70736cf7ab059a10778

fdo#43135 - fix for MULTINOMIAL only supporting parameters up to 170

Reply at:
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/891812/comments/21


** Changed in: df-libreoffice
       Status: Unknown => Fix Released

** Changed in: df-libreoffice
   Importance: Unknown => Wishlist

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to libreoffice in Ubuntu.
https://bugs.launchpad.net/bugs/891812

Title:
  [Upstream] Calc: MULTINOMIAL only supports parameters up to 170

Status in LibreOffice:
  Fix Released
Status in libreoffice package in Ubuntu:
  Incomplete

Bug description:
  1)
  Lucid:
  lsb_release -rd
  Description:  Ubuntu 10.04.3 LTS
  Release:      10.04

  Oneiric:
  lsb_release -rd
  Description:  Ubuntu 11.10
  Release:      11.10

  2) 
  Lucid:
  apt-cache policy libreoffice-calc
  libreoffice-calc:
    Installed: 1:3.3.2-1ubuntu2~lucid1
    Candidate: 1:3.3.2-1ubuntu2~lucid1
    Version table:
   *** 1:3.3.2-1ubuntu2~lucid1 0
          500 http://ppa.launchpad.net/libreoffice/ppa/ubuntu/ lucid/main 
Packages
          100 /var/lib/dpkg/status

  Oneiric:
  apt-cache policy libreoffice-calc
  libreoffice-calc:
    Installed: 1:3.4.4-0ubuntu1~ppa1
    Candidate: 1:3.4.4-0ubuntu1~ppa1
    Version table:
   *** 1:3.4.4-0ubuntu1~ppa1 0
          500 http://ppa.launchpad.net/libreoffice/ppa/ubuntu/ oneiric/main 
i386 Packages
          100 /var/lib/dpkg/status
       1:3.4.3-3ubuntu2 0
          500 http://us.archive.ubuntu.com/ubuntu/ oneiric/main i386 Packages

  LibreOffice Calc 3.4.3, OOO340m1 (Build:302)

  
  3) What is expected to happen in a blank LibreOffice Calc document is when 
one types in a cell:

  =MULTINOMIAL(1000,0)

  it returns 1.

  4) What happens instead is it returns Err:502.

  More information about multinomial may be found at:
  http://help.libreoffice.org/Calc/Mathematical_Functions#MULTINOMIAL
  http://office.microsoft.com/en-us/excel-help/multinomial-HP005209186.aspx

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