how do i get a forecast in r when to use a map and a curve how to fit a curve in r can you r curve agarch how to do ch r can i fit a model to a series with garch r how to fit a curve in r what is curve forecasting in r what is the formula for agarch model in r how to use curves and curves in r can you fit a r curve to the original how to fit garch model into the original series what model do i need for a curve in r what is the model for the curve model in r what is the r curve used for? can i fit a garch forecast how to use a r model what model is used for garching what model can be used to forecast a series how can i fit an r curve with an arch?