[sage-combinat-devel] Re: Generalized Permutations

2012-11-29 Thread Dima Pasechnik
On 2012-11-28, Nathann Cohen wrote: > --bcaec5171ecd442ad804cf90b70b > Content-Type: text/plain; charset=ISO-8859-1 > > Helloo !! > > I guess it's a perfect illustration of **limits** of the object-oriented >> approach. >> RSK takes (p,q) in PxQ and outputs (a,b) in AxB. >> Does this m

[sage-combinat-devel] Re: Generalized Permutations

2012-11-28 Thread Travis Scrimshaw
Hey Dima, What I was thinking of was ECII and generalized permutations had the condition that if we had repeated indices in the top row, the bottom had to be weakly increasing, and then also be able to go back and forth between N-matrices. However, you do make a good point, but what about

[sage-combinat-devel] Re: Generalized Permutations

2012-11-28 Thread Dima Pasechnik
On 2012-11-28, Nathann Cohen wrote: > --bcaec5171ecd442ad804cf90b70b > Content-Type: text/plain; charset=ISO-8859-1 > > Helloo !! > > I guess it's a perfect illustration of **limits** of the object-oriented >> approach. >> RSK takes (p,q) in PxQ and outputs (a,b) in AxB. >> Does this m

Re: [sage-combinat-devel] Re: Generalized Permutations

2012-11-28 Thread Nathann Cohen
Helloo !! I guess it's a perfect illustration of **limits** of the object-oriented > approach. > RSK takes (p,q) in PxQ and outputs (a,b) in AxB. > Does this mean we have to knock ourselves out creaing classes for each > pair of classes P,Q we have? > NOooo ! We have

[sage-combinat-devel] Re: Generalized Permutations

2012-11-28 Thread Dima Pasechnik
On 2012-11-28, Anne Schilling wrote: > On 11/28/12 5:35 AM, Dima Pasechnik wrote: >> On 2012-11-27, Travis Scrimshaw wrote: >>> --=_Part_468_5000489.1354057101700 >>> Content-Type: text/plain; charset=ISO-8859-1 >>> >>> Hey everyone, >>>I've been trying to figure out how to handle general

Re: [sage-combinat-devel] Re: Generalized Permutations

2012-11-28 Thread Anne Schilling
On 11/28/12 5:35 AM, Dima Pasechnik wrote: > On 2012-11-27, Travis Scrimshaw wrote: >> --=_Part_468_5000489.1354057101700 >> Content-Type: text/plain; charset=ISO-8859-1 >> >> Hey everyone, >>I've been trying to figure out how to handle generalized >> permutations (a.k.a. two-line arrays,

[sage-combinat-devel] Re: Generalized Permutations

2012-11-28 Thread Nathann Cohen
Helloo everybody !!! > since we want Permutation() to only accept input from 1 to n. In particular Well, I do not want Permutations to be defined on 1...n only. First, because I ideally would like them to be defined on 0...(n-1), and then because of course I would like them to be d

[sage-combinat-devel] Re: Generalized Permutations

2012-11-28 Thread Dima Pasechnik
On 2012-11-27, Travis Scrimshaw wrote: > --=_Part_468_5000489.1354057101700 > Content-Type: text/plain; charset=ISO-8859-1 > > Hey everyone, >I've been trying to figure out how to handle generalized > permutations (a.k.a. two-line arrays, bi-words, ...) since we want > Permutation() to o

Re: [sage-combinat-devel] Re: Generalized Permutations

2012-11-28 Thread Martin Rubey
Travis Scrimshaw writes: > Martin, >You mentioned that you had code for variants of RSK, could you >repost/reference that? I have no time until next week for cleaning but it's a start. The domino insertion is currently only there as code for fricas (done by a student, not myself). The

[sage-combinat-devel] Re: Generalized Permutations

2012-11-27 Thread Travis Scrimshaw
Martin, You mentioned that you had code for variants of RSK, could you repost/reference that? Thanks, Travis On Tuesday, November 27, 2012 2:58:21 PM UTC-8, Travis Scrimshaw wrote: > > Hey everyone, >I've been trying to figure out how to handle generalized > permutations (a.k.a. two-lin