On Wednesday, March 28, 2018 at 9:20:17 AM UTC-4, Jeroen Demeyer wrote: > > On 2018-03-28 15:05, Simon King wrote: > > By "graphical", I really mean "interactively". > > It seems to me that those would be two different things: > > (1) A notebook widget for inputting matrices > > This already exists, at least for a given size mxn - and in Sage cell or CoCalc, one can dynamically allocate that:
http://sagecell.sagemath.org/?z=eJxzyMwrSS1KTC7h5UpJTVOI18i1Nda04uVSAAIHhByIC5HPszWByWNRg1Dnq2CrkJtYUpRZoZGrk6eJrAcEijPyyzV8NQE0yR9W&lang=sage @interact def _(m=3): @interact def _(n=4): @interact def _(M = matrix(m,n)): show(M) I nearly always make an interact to grade linear algebra exams for this reason. -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.