[MATRIX-SIG] Much ado about nothingness.

[David Ascher]

On Wed, 9 Jul 1997, Jody Winston wrote:

> Here's a simple Missing class:
> [...]

Note that a version of the Numeric and umath modules which know about
Missing's is also needed, so that take(x,y) and log(x) do the right thing. 

--da


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