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 [email protected]
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
-~----------~----~----~----~------~----~------~--~---
