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## [Axiom-developer] Re: coerce, cast, partial fractions

**From**: |
Dylan Thurston |

**Subject**: |
[Axiom-developer] Re: coerce, cast, partial fractions |

**Date**: |
Thu, 9 Oct 2003 13:39:16 -0400 |

**User-agent**: |
Mutt/1.5.4i |

On Thu, Oct 09, 2003 at 10:31:55AM -0400, Tim Daly wrote:
>* If I understand the partialFraction answer (perhaps I don't) the*
>* result given is a partial fraction as far as Axiom is concerned.*
>* Partial fractions work on the factored equation and it appears*
>* that Axiom doesn't think it can factor the equation over the*
>* target domain so the partial fraction uses the "fully factored"*
>* value. The issue appears to be that the target domain chosen by*
>* the interpreter is one in which there are no factors. Or perhaps*
>* it is just a street-level bug :-)*
But how could x^2-1 not be factorizable in any reasonable domain?
I can see that AXIOM might pick a domain where it doesn't know how to
factor, but I would be very surprised to see one coming from an
expression like this!
Peace,
Dylan

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**[Axiom-developer] coerce, cast, partial fractions**, *Tim Daly*, `2003/10/09`
**[Axiom-developer] Re: coerce, cast, partial fractions**,
*Dylan Thurston* **<=**
**[Axiom-developer] Re: coerce, cast, partial fractions**, *Tim Daly*, `2003/10/09`
**Re: [Axiom-developer] Re: coerce, cast, partial fractions**, *William Sit*, `2003/10/11`
**Re: [Axiom-developer] Re: coerce, cast, partial fractions**, *Dylan Thurston*, `2003/10/11`
**Re: [Axiom-developer] Re: coerce, cast, partial fractions**, *Tim Daly*, `2003/10/15`
**Re: [Axiom-developer] Re: coerce, cast, partial fractions**, *David MENTRE*, `2003/10/15`
**[Axiom-developer] literate programs**, *Tim Daly*, `2003/10/15`

**[Axiom-developer] CVS build broken? -- errortrap**, *Camm Maguire*, `2003/10/10`