Advanced Search

Question: Extravagant result, Please help?

Question:Extravagant result, Please help?

mehdibgh 240 Maple
multiplication matrix
March 23 2017
1

I have two symmetric real matrices as below (Mt,Kk).

I multilpy them in Mt.Kk.Mt.

But the result is not symmetric.!!!!why????

 

``

> 

restart; with(LinearAlgebra)

Error, invalid input: with expects its 1st argument, pname, to be of type {`module`, package}, but received shareman

  
> 

Mt := ImportMatrix("C:/Mt.mpl"); -1; Norm(Mt-LinearAlgebra:-HermitianTranspose(Mt), 2)

0.

 (1)
> 

Kk := ImportMatrix("C:/Kk.mpl"); -1; Norm(Kk-LinearAlgebra:-HermitianTranspose(Kk), 2)

0.

 (2)
> 

Aa := Typesetting:-delayDotProduct(Typesetting:-delayDotProduct(Mt, Kk), Mt); -1; Norm(Aa-LinearAlgebra:-HermitianTranspose(Aa))

4608.00000953674316

 (3)
> 

Aa

RTABLE(18446744074182082558, complex[8], Matrix, rectangular, Fortran_order, [], 2, 1 .. 45, 1 .. 45)

 (4)
> 

``
> 

``
> 

``
> 

``
> 

``
> 

``
> 

``
> 

``
> 

``
> 

``
> 

``
> 

``
> 

``

Download question.mw

I couldnt upload Kk.mlp and Mt.mlp so changed their extensions to mw. for using please change them to .mlp

Download Kk.mw

Download Mt.mw

 
Please Wait...