measure-currency: description: measure-currency sp measures the "currency" used by a superposition Ie, the sum of the coefficients of all the kets in the given superposition If the superposition is "clean" then measure-currency is the same as the how-many operator examples: measure-currency (3|a> + 1.2|b> + 0.1|c>) |number: 4.3> see also: how-many, show-many, cleanHome