Re: m.*! not native?
Raymond Toy <[email protected]>
| Newsgroups | gmane.lisp.matlisp.user |
|---|---|
| Message-ID | <[email protected]> |
>>>>> "Nicolas" == Nicolas Neuss <[email protected]> writes: Nicolas> Jefferson Provost <[email protected]> writes: >> Yes it's quite fast. Multiplying two NxN matrices is still a little >> slower than the outer product of two N-length vectors (which should also >> be O(N^2) operations) -- but this is probably from going out of cache on >> the large matrices, while the smaller vectors will stay in cache. Nicolas> Please rethink how many operations a matrix-matrix-multiplication Nicolas> needs... You missed the context, I think, and made the same mistake I originally made. I think Jefferson was talking about element-by-element matrix multiply, not a real matrix multiply. Ray