summation of elements in multi dimensional matrix

Hi

any body there

I have a three dimensional matrix called C. dimension of this matrix is (3,3,k).

K is changeable. I want to create matrix D like that:

D=(C(:,:,1)+C(:,:,2)+....C(:,:,K)

K is changeable. and my be more than 30.

Thankyou

[Stephen23]

Is K==k ?

[fatema saba]

yes sorry

Answer 1

[Stephen23]

Use sum with its second optional argument:

D = sum(C,3)

[fatema saba]

Thank you