Re: [Gretl-users] pre-multiplication by transpose
On 12/7/2012 12:25 PM, Summers, Peter wrote:
I'd argue that a 1x1 matrix should be treated as a scalar in any
computations
So what is "right" is what is clearly wrong?
E.g., (1x2)*((2x1)*(2x2)) -> error (as it should be)
but ((1x2)*(2x1))*(2x2) -> (2x2)
So much for associativity.
Alan Isaac