vector times vector; vector^-1?

• Subject: vector times vector; vector^-1?
• From: Barton Willis
• Date: Sat, 15 Nov 2008 16:14:16 -0600

-----maxima-bounces at math.utexas.edu wrote: -----

>To be clear about it, what I am proposing is that (optionally, perhaps)
>
>[a,b].[c,d]
>
>should return
>
>a.c + b.d
>
>instead of
>
>ac + bd

Try this:

 (%i1) matrix_element_mult : "."$
 (%i2) [a,b] . [c,d];
 (%o2) b . d + a . c

Barton

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