Georg wrote: > Thank you for the fast answer Mike, > >> What functionality did you envision having in a symmetric matrix class? >> > > In general (not specific to the hermitian (symmetric) property) > exponentiation, > determinate, > elementary matrix operations: > - changing rows(colums) > - multiplication of specific rows(colums) with a scalar > - adding one row(colum) to another > .....i.e. simmilar transformations > and one command for doing both in each case, i.e > - changing row i with row j and additionally changing colum i with > colum j > - multiplying of row i with a scalar \lambda and additionally > multiplying colum i with \bar{\lambda} (conjugated) > - adding row i to row j and additionally adding colum i to j > ....i.e. kongruent transformations (I'm not sure now if this is the > right notation) > , this may be useful for educational purposes (proofs in basic linear > algebra) >
There is some work going on right now to make assigning a column or row much easier and more natural (so it will be about as easy as matlab is). Thanks, Jason --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sage-support URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---