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[matrix] Diff of /pkg/TODO
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Diff of /pkg/TODO

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revision 644, Tue Mar 15 00:51:16 2005 UTC revision 645, Tue Mar 15 00:51:42 2005 UTC
# Line 47  Line 47 
47    
48  - implement diagonal Matrix class  "ddiMatrix" etc  - implement diagonal Matrix class  "ddiMatrix" etc
49    using constructor function Diagonal() or Diag().    using constructor function Diagonal() or Diag().
50    
51    ---
52    
53    - create a class of permutation matrices for use in expand.  The
54      current expand method for the LU factorization is not complete
55      because it does not provide the permutation.
56    
57    - combine the C functions for multiplication by special forms and
58      solution wrt special forms by using a 'right' argument and a
59      'classed' argument.

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