[Haskell-cafe] Simple matrix
u.stenzel at web.de
Thu Jun 22 10:23:51 EDT 2006
Bjorn Lisper wrote:
> - your definition of fromInteger will behave strangely with the elementwise
> extended operations, like (+). 1 + [[1,2],[3,4]] will become
> [[2,2],[3,5]] rather than [[2,3],[4,5]]. Array languages supporting this
> kind of overloading invariably have the second form of semantics.
Don't call an array a matrix. If is named matrix, it should have
matrix multiplication, addition, and they should obey the expected laws.
Jeder Idiot kann seine Fehler verteidigen, was die meisten Idioten ja
auch tun. -- Dale Carnegie
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