BBC

Identifying and sketching related functions

Any function and its inverse are symmetrical about the line\(y = x\).
Simon Fraser University

The Inverse Autocorrelation Function

The sample inverse autocorrelation function (SIACF) plays much the same role in ARIMA modeling as the sample partial autocorrelation function (SPACF) but generally indicates subset and seasonal ...
JSTOR Daily

ON THE POWER EXPANSION OF THE INVERSE OF THE ERROR FUNCTION

The Romanian Mathematical Society (R.M.S.) is one of the oldest scientific societies in Romania and one of the largest among similar organisations in Europe. At present, R.M.S. has 51 subsidiaries ...
BBC

Identifying and sketching related functions

Rewrite \(y = {x^2} - 6x + 11\) in the form \(y = a{(x - b)^2} + c\). In this case \(a = 1\) as the coefficient of \({x^2}\) is \(1\). To get the number inside the bracket, we half the coefficient of ...