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Re: diagonal matrices specializations
From: |
Jaroslav Hajek |
Subject: |
Re: diagonal matrices specializations |
Date: |
Thu, 4 Dec 2008 18:40:55 +0100 |
On Thu, Dec 4, 2008 at 6:08 PM, John W. Eaton <address@hidden> wrote:
> On 3-Dec-2008, Søren Hauberg wrote:
>
> | ons, 03 12 2008 kl. 14:31 +0100, skrev Jaroslav Hajek:
> | > >> ans =
> | > >> diagonal matrix (5x5)
> | > >> 1 .. 0
> | > >> 2
> | > >> : 3 :
> | > >> 4
> | > >> 0 .. 5
> | > >>
> | > >> the last form seems attractive, but maybe requires a bit more thinking
> | > >> about how to place the dots etc.
> | > >
> | > > This I don't think will work. It would be very hard to read a 20x20
> | > > matrix in a terminal with a width of 80 chars. But I agree, that it
> | > > looks nice for small matrices.
> | > >
> | >
> | > But anyone trying to work visually with 20x20 matrices on a 80-column
> | > terminal is bound to have problems.
> |
> | Not if you print it like a vector, which I think we should just always
> | do.
>
> Since it seems unlikely that we will all agree on the best way to
> display diagonal matrices, maybe it would be best to allow different
> output formats based on some preference? Perhaps as additional
> options to the format function. How about something like
>
> format diag full
> format diag row
> format diag column
>
This sounds like a good compromise.
> I'm not sure about the format you show above. It looks good for small
> matrices with integer elements, but the expectation is that matrices
> too wide for a terminal window will be wrapped, and I don't think this
> format would look very good when wrapped, but maybe it would work.
>
> jwe
>
--
RNDr. Jaroslav Hajek
computing expert
Aeronautical Research and Test Institute (VZLU)
Prague, Czech Republic
url: www.highegg.matfyz.cz
- diagonal matrices specializations, Jaroslav Hajek, 2008/12/02
- Re: diagonal matrices specializations, Jaroslav Hajek, 2008/12/02
- Re: diagonal matrices specializations, Søren Hauberg, 2008/12/02
- Re: diagonal matrices specializations, Jaroslav Hajek, 2008/12/03
- Re: diagonal matrices specializations, Søren Hauberg, 2008/12/03
- Re: diagonal matrices specializations, Jaroslav Hajek, 2008/12/03
- Re: diagonal matrices specializations, Søren Hauberg, 2008/12/03
- Re: diagonal matrices specializations, John W. Eaton, 2008/12/04
- Re: diagonal matrices specializations,
Jaroslav Hajek <=
- Re: diagonal matrices specializations, Søren Hauberg, 2008/12/04
Re: diagonal matrices specializations, Jaroslav Hajek, 2008/12/04
- Re: diagonal matrices specializations, John W. Eaton, 2008/12/04
- Re: diagonal matrices specializations, Jaroslav Hajek, 2008/12/04
- Re: diagonal matrices specializations, Jaroslav Hajek, 2008/12/08
- Re: diagonal matrices specializations, John W. Eaton, 2008/12/09
- Re: diagonal matrices specializations, dbateman, 2008/12/09
- Re: diagonal matrices specializations, Jaroslav Hajek, 2008/12/10
- Re: diagonal matrices specializations, John W. Eaton, 2008/12/10
- Message not available
- Re: diagonal matrices specializations, Jaroslav Hajek, 2008/12/11