Matrix (list-in-list), how to get a column?

Russell Blau russblau at hotmail.com
Thu Oct 21 18:10:50 CEST 2004


"F. Petitjean" <littlejohn.75 at noos.fr> wrote in message
news:4177d9e5$0$842$626a14ce at news.free.fr...
> On Thu, 21 Oct 2004 17:19:04 +0200, Arvid Andersson <arvid at linux.se>
wrote:
> >
> > I have some data that looks like this:
> > data = [[1, 2], [3, 4], [5, 6]]
> >
> > I want to send columns 1 and 2 to a function
> > as two variables, say "plot(col1,col2)".
...
> >>> import Numeric as N
...

> Hope that helps.  Don't hesitate to try directly at the interpreter
> prompt.

Ok, let's see what happens:

>>> import Numeric as n
Traceback (most recent call last):
  File "<stdin>", line 1, in ?
ImportError: No module named Numeric

I think you left out a step in your instructions.... ;-)

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