The Swift language contains a number of features not part of the Hindley-Milner type system, including constrained polymorphic types and function overloading ... in the worst case, require exponential ...

What Is a Random Variable? A random variable is one whose value is unknown or a function that assigns values to each of an experiment's outcomes. Random variables are often designated by letters ...

does not mean sine to the power of negative 1. It represents the inverse of sine, allowing you to find the angle from the sine value. This is the same for the inverse functions \(\cos^{-1}\) and ...