The problem here is that the method in operators.jl is
At_mul_B(a,b)=transport(a)*b and therefore there is a transposed copy in
the calculation.


2014/1/2 Ivar Nesje <[email protected]>

> Julia does part of transformation automatically for you.
>
> If you look at
>
> julia> @which a.'*b
> At_mul_B(a,b) at operators.jl:122
>
> You can see that the call is automatically rewritten to At_mul_B(a,b)
> without making a transposed copy.
>
> I am not sure what you can do about the result being a 1 element
> Array{Complex{Float64},1} instead of just a Complex{Float64}.
>
> Ivar
>
> kl. 13:02:39 UTC+1 torsdag 2. januar 2014 skrev Sheehan Olver følgende:
>
>>
>> I want to do
>>
>>   a.'*b
>>
>> where a and b are Vector{Complex}, but this returns an Array, not a
>> constant, and probably does unneccesary memory allocation for when
>> constructing  a.'
>>
>> If it was
>>
>>   a'*b
>>
>> I can just replace it with dot(a,b).  Is there an equivalent that doesn't
>> conjugate the first argument?
>>
>


-- 
Med venlig hilsen

Andreas Noack Jensen

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