Extracting columns in matric

Hi,

attached file (build by Terry Hendicott) creates a 13xYYY matrice from an 13x3 indata matrice. It calculates the inverted product of each column in the 13xYYY matrice and plots it in the diagram.

Now I would like to extract those columns with a product between two values (Here it is 15 and 25 millions)

Then I would like to present those columns in a new matrice like