How to implement an equality and inequality constraint

I want to implemet a constraint, in GA, given as , where is the decision variable and is a consatnt. Any help woul be appreciated.

Answer 1

[John D'Errico]

You said both an equality AND an inequality constraint in the subject. But then you showed only the inequality.

The inequality is trivial.

A = ones(1,N);
B = E_Total;

[Saifullah Khalid]

Thank you very much. Next, I want to generate random data () that follows this constrainst. where is a constant. Can you please help on this.