I wrote the code for double summation in two dimensional but its showing lots of error.Kindly check the attachment.

i want double summation example in two dimensional transform.I try for many code but its not working.What kind of double summation i am look for is given in attach file.

[José-Luis]

What have you tried so far? As posted, it is easy to assume you want us to do your job. Please post some code we can run.