Error using - Integers can only be combined with integers of the same class, or scalar doubles. plz help how to remove this ???

max(max(abs(X-AA)))

[Stephen23]

As the error message tells you, either make X and AA the same class, or make sure that one/both of them is/are scalar doubles.

Have you tried that yet?

[Sultan Mehmood]

Thanks for reply.. Plz make me one example... Or plzz correct the position or code fpr matlab

[Sultan Mehmood]

And how to make X and AA the same class... Bcz both are same order

Answer 1

[Walter Roberson]

max(max(abs(double(X) - double(AA))))