A function takes an input value, applies a rule to it, and produces an output value. This can be demonstrated using a function machine. The function, multiply by 3 and then subtract 1, can be ...

Save guides, add subjects and pick up where you left off with your BBC account. Composite functions are made when the output from one function is used as the input of another function. The names ...

In mathematics, a "well-defined" function is one where there is only 1 output for a given input (as a side note, you can have only single input functions, and still semantically get multiple ...

The order of an ARIMA model is usually denoted by the notation ARIMA(p ... in the ESTIMATE statement output. is the pure time delay for the effect of the ith input series is the numerator polynomial ...