[sage-support] Calculate discrimanent of relative number fields

2012-08-29 Thread Cindy
Hi, Given a cyclotomic field Q(zeta_n), where zeta_n is a primitive nth root of unity, with maximal real subfield F, how can I calculate the discriminant of K/F? Thanks. Cindy -- You received this message because you are subscribed to the Google Groups sage-support group. To post to this

[sage-support] Find the generator matrix and minimum norm of ideal lattice

2012-08-29 Thread Cindy
Hi, Given an ideal I, I want to find the following properties of the ideal lattice (I,b), where b is the trace form. 1. generator matrix 2. minimum norm How can I do this in Sage? Thanks. Cindy -- You received this message because you are subscribed to the Google Groups sage-support

[sage-support] Re: Linear programming in sage

2012-08-29 Thread john_perry_usm
Hello If your version of sage is older than 5.0, then I'm afraid you need to upgrade. :-( Otherwise, the documentation does actually suggest a fix, though since I wrote the documentation based on my experience of the error, it might not be clear. After reading the rest of this reply, please

[sage-support] Re: Linear programming in sage

2012-08-29 Thread john_perry_usm
Argh, I just realized that this statement: Otherwise, the documentation does actually suggest a fix... ...is true only if p were a GLPK_backend instance. It's not true for an instance of MixedIntegerLinearProgram. Kindly disregard the request about checking the documentation. I will wonder

[sage-support] Sage in Computer Lab

2012-08-29 Thread Luis Garcia-Puente
Recently, a few math faculty members requested Computer Services in our university to install Sage in each of the Windows-based computers in one of our Computer Labs to support both our teaching and research needs. After the sys admin installed Sage in one computer, he discovered that SAGE

Re: [sage-support] Sage in Computer Lab

2012-08-29 Thread William Stein
On Wed, Aug 29, 2012 at 7:34 PM, Luis Garcia-Puente lgar...@shsu.edu wrote: Recently, a few math faculty members requested Computer Services in our university to install Sage in each of the Windows-based computers in one of our Computer Labs to support both our teaching and research needs.