Christopher Creutzig <Christopher.Creutzig@mathworks.com> wrote in message <511B54E5.4000201@mathworks.com>...
> On 12.02.13 23:37, Connor wrote:
>
> > a = 2*i+1*j+1*k
> >
> > b= 2*i+-2*j+6*k
> >
> > c=0*i+0*j+9*k
> >
> > This is all that's given to me. When I enter this into MatLAB, it returns the error message, "??? Undefined function or variable 'k'." When I first looked at this problem, my first thought was, what are "i," "j," and "k." But I came to the conclusion that "i," and "j," are just the imaginary units, but I still have no idea what "k" is. Any help is appreciated!
>
> That looks like a, b, c are meant to be quaternions. Note that as far as
> MATLAB is concerned, i==j unless you redefine one of them, and that is
> not what you want here.
>
>
> HTH,
> Christopher
this guy is so wrong it isn't even funny. gentile's test is answerable via my method
> On 12.02.13 23:37, Connor wrote:
>
> > a = 2*i+1*j+1*k
> >
> > b= 2*i+-2*j+6*k
> >
> > c=0*i+0*j+9*k
> >
> > This is all that's given to me. When I enter this into MatLAB, it returns the error message, "??? Undefined function or variable 'k'." When I first looked at this problem, my first thought was, what are "i," "j," and "k." But I came to the conclusion that "i," and "j," are just the imaginary units, but I still have no idea what "k" is. Any help is appreciated!
>
> That looks like a, b, c are meant to be quaternions. Note that as far as
> MATLAB is concerned, i==j unless you redefine one of them, and that is
> not what you want here.
>
>
> HTH,
> Christopher
this guy is so wrong it isn't even funny. gentile's test is answerable via my method