[sage-support] Re: Submodules of QQ['x,y,z'] as module over itself

2013-05-31 Thread Johhannes
On Friday, May 31, 2013 2:39:43 PM UTC+2, Simon King wrote: > > Hi Johannes, > > On 2013-05-31, Johhannes > wrote: > > yea, that helped a lot. I just started to figure out where the > FreeModule > > implementation violates the categories model. > > Do you mean the code in > sage.combinat.f

[sage-support] Re: Submodules of QQ['x,y,z'] as module over itself

2013-05-31 Thread Simon King
Hi Johannes, On 2013-05-31, Johhannes wrote: > yea, that helped a lot. I just started to figure out where the FreeModule > implementation violates the categories model. Do you mean the code in sage.combinat.free_module.CombinatorialFreeModule? Sure, this complies with the category and coercion

[sage-support] Re: Submodules of QQ['x,y,z'] as module over itself

2013-05-31 Thread Johhannes
Hi Simon, yea, that helped a lot. I just started to figure out where the FreeModule implementation violates the categories model. If I have some ideas how to fix it, I'll post them here. Do you have a reference for the group action implementation too? bg, Johannes Am Freitag, 24. Mai 2013 22:

[sage-support] Re: Submodules of QQ['x,y,z'] as module over itself

2013-05-24 Thread Simon King
Hi Johannes, On 2013-05-24, Johannes wrote: > I'm don't have a a good understanding of the sage category system, but > if somebody could give me an introduction or link, I'll have a deeper > look at it. There is a thematic tutorial found at SAGE_ROOT/devel/sage/doc/output/html/en/thematic_tuto

Re: [sage-support] Re: Submodules of QQ['x,y,z'] as module over itself

2013-05-24 Thread Johannes
On 24.05.2013 16:41, Simon King wrote: Hi Johannes, On 2013-05-22, Johannes wrote: is it implemented to create submodules of QQ['x,y,z'] as module over itself? I know it works for QQ['x'] or ZZ. Perhaps you could show us what you do to make things work for QQ['x'] or ZZ, because I do *no

[sage-support] Re: Submodules of QQ['x,y,z'] as module over itself

2013-05-24 Thread Simon King
Hi Johannes, On 2013-05-22, Johannes wrote: > is it implemented to create submodules of QQ['x,y,z'] as module over > itself? In other words, you have an ideal, and it acts on itself by multiplication and addition. > I know it works for QQ['x'] or ZZ. How? Ideals are not even properly implemen