Math Forum http://mathforum.org/kb List of forum topics en Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7927269&tstart=0#7927269
1. Rearranging expressions so that they require the fewest number of
operations is generally far less important than to]]> Nov 23, 2012 6:11:48 PM Nov 23, 2012 6:11:48 PM fateman@cs.berkeley.edu 0 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7927073&tstart=0#7927073 > Am 23.11.2012 05:28, schrieb Tang Laoya:
>]]> Nov 23, 2012 8:41:11 AM Nov 23, 2012 8:41:11 AM tanglaoya1989@gmail.com 1 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7927072&tstart=0#7927072 > On Friday, November 23, 2012 9:35:01 AM UTC+8, Nasser M. Abbasi]]> Nov 23, 2012 7:29:55 AM Nov 23, 2012 7:29:55 AM petsie@dordos.net 2 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7926970&tstart=0#7926970 > On 11/22/2012 7:10 PM, Tang Laoya wrote:
>]]> Nov 22, 2012 11:28:39 PM Nov 22, 2012 11:28:39 PM tanglaoya1989@gmail.com 3 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7926917&tstart=0#7926917
>
> k11 = 1/60 (b1^2 + c1^2 + d1^2)
> k11 =]]> Nov 22, 2012 8:34:54 PM Nov 22, 2012 8:34:54 PM nma@12000.org 4 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7926910&tstart=0#7926910
There is another problem when using HornerForm: the numbers in the express haven't been combined, for example:


k11 =]]> Nov 22, 2012 8:10:40 PM Nov 22, 2012 8:10:40 PM tanglaoya1989@gmail.com 5 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7926902&tstart=0#7926902
Thanks again for your quick reply. After using the following command, it works:

vv = Det[{{1, 1, 1, 1}, {x1, x2, x3, x4},]]> Nov 22, 2012 7:28:53 PM Nov 22, 2012 7:28:53 PM tanglaoya1989@gmail.com 6 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7926901&tstart=0#7926901
> The function HornerForm can factor part of the express, but still not the]]> Nov 22, 2012 7:23:12 PM Nov 22, 2012 7:23:12 PM nma@12000.org 0 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7926897&tstart=0#7926897
Thank you very much for your quick even when you are so busy.

The function HornerForm can factor part of the express, but]]> Nov 22, 2012 7:11:11 PM Nov 22, 2012 7:11:11 PM tanglaoya1989@gmail.com 1 Re: Another question about Factor http://mathforum.org/kb/thread.jspa?messageID=7926896&tstart=0#7926896 > Dear Dr. M. Abbasi,

Please just call me Nasser. I am not a Dr,]]> Nov 22, 2012 7:02:17 PM Nov 22, 2012 7:02:17 PM nma@12000.org 0