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

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revision 2485, Tue Oct 6 09:32:05 2009 UTC revision 2486, Tue Oct 6 09:35:15 2009 UTC
# Line 141  Line 141 
141    and could be made more efficient.    and could be made more efficient.
142    Consider going via  asTuniq() or something very close to    Consider going via  asTuniq() or something very close to
143    .Arith.Csparse() in R/Ops.R    .Arith.Csparse() in R/Ops.R
144      For a traditional "matrix" object, we should speedup, using C code ..
145    
146  - many setAs(*, "[dl]..Matrix") are still needed, as long as e.g.  - many setAs(*, "[dl]..Matrix") are still needed, as long as e.g.
147    replCmat() uses as_CspClass() and drop0(.) which itself call    replCmat() uses as_CspClass() and drop0(.) which itself call

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