Why? If I store your height and weight for you as part of my app, but compute on the server-side the quotient of those for server-side features, why do I need t

Why? If I store your height and weight for you as part of my app, but compute on the server-side the quotient of those for server-side features, why do I need to give you that intermediate value? Would you then be entitled to any intermediate variables used in any calculations that use your data?