Interchange more than two colums between two arrays

[rcallisaya]

Hi, I also know how to interchange more than two columns between two arrays, as shown in the attached file.

Thanks.

[Werner_E]

May like that (error check is only implemented rudimentary):

Mathcad15 sheet attached

[Werner_E · Accepted solution]

For whatever it may be worth here is a slightly improved version with the benefit that the same columns could be used multiple times:

MC15 sheet attached

[rcallisaya]

I really appreciate  the solution , thanks