Can I rely on symbolic cross?

5 Ansichten (letzte 30 Tage)

Joerg Buchholz am 5 Sep. 2012

I cannot find that

cross

is overloaded for symbolic vectors in the documentation. Nevertheless, it seems to work:

>> syms a b c d e f
>> 
>> cross ([a; b; c], [d; e; f])
ans =
   b*f - c*e
   c*d - a*f
   a*e - b*d

Can I rely on that?

Jörg

Andrei Bobrov am 5 Sep. 2012

Bearbeitet: Andrei Bobrov am 5 Sep. 2012

Hi!

syms ii jj k a b c d e f
collect(det([ii,jj,k;a b c; d e f]),[ii,jj,k])

Mathematics and Optimization Symbolic Math Toolbox Mathematics Assumptions

Mehr zu Assumptions finden Sie in Help Center und File Exchange

Find the treasures in MATLAB Central and discover how the community can help you!

Translated by