Re: Using Calc

[Christopher Dimech]

> Sent: Thursday, May 06, 2021 at 2:58 AM
> From: "Emanuel Berg via Users list for the GNU Emacs text editor" 
> <help-gnu-emacs@gnu.org>
> To: help-gnu-emacs@gnu.org
> Subject: Re: Using Calc
>
> Eric S Fraga wrote:
>
> > I get:
> >
> > [ [ 1., 2., 3. ]     [ [ 9., 8., 7. ]      [ [ 30.,  24.,  18. ]
> >   [ 4., 5., 6. ]   *   [ 6., 5., 4. ]   =>   [ 84.,  69.,  54. ]
> >   [ 7., 8., 9. ] ]     [ 3., 2., 1. ] ]      [ 138., 114., 90. ] ]
>
> !!!?
>
> I did Linear Algebra in a period of pitch-black self-sacrifice
> way back in 2009-06-10, hm, 11y 10m 25d 0h 0min 0s (4347 days)
> ago, and it was so miserable doing that stuff I wrote a pretty
> big program in SML to do all the common matrix operations,
> including adding multiples of a row and stuff like that.
>
> Now you tell me Emacs could do it all along?

Now any alien can do it!

> --
> underground experts united
> https://dataswamp.org/~incal
>
>
>