Question

What is seperable and non seperable functios?

Answer 1

A function of 2 independent variables is said to be separable if it can be expressed as a product of 2 functions, each of them depending on only one variable.

Answer 2

it's A function of two variables F(x, y) will be called additively separable if it can written as f(x) + g(y) for some single-variable functions f(x) and g(y).