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| acf | Calculate Sample Autocorrelation Function |
| acf1 | Calculate Sample Autocorrelation Function |
| arcorr | Calculate AR Autocorrelation Function |
| ardt | Simulate Data from an AR Process |
| arfilt | Apply an AR Filter to a Matrix |
| arma | Form Plots Illustrating Patterns in ARMA Processes |
| armacorr | Calculate ARMA Autocorrelation Function |
| armadt | Simulate Data from an ARMA Process |
| armapart | Calculate ARMA Partial Autocorrelation Function |
| armapred | Calculate Exact Predictions for an ARMA Process |
| armasp | Calculate ARMA Spectral Density Function |
| arpart | Calculate AR Partial Autocorrelation Function |
| arsp | Calculate AR Spectral Density |
| arsppeak | Find Peak Frequencies in AR Spectra |
| clip | Clip a Vector Above and Below |
| coeffcsd | Calculate Asymptotic Standard Errors of ARMA MLE's |
| corrar | Calculate AR Parameters from Autocorrelations |
| corrarma | Calculate ARMA Parameters from Autocorrelations |
| corrdt | Simulate Data Having Specified Autocorrelations |
| corrma | Calculate MA Parameters from Autocorrelations |
| crlag | Apply the Circular Shift Operator to a Vector |
| diffeq | Find Future Values of a Difference Equation |
| divpoly | Divide Two Polynomials |
| dot | Calculate Inner Product of Two Vectors |
| dtarma | Calculate Exact ARMA MLE's |
| filt | Apply a Linear Filter to a Vector |
| freqs | Form Vector of Natural (Nyquist) Frequencies |
| infqnt | Plot Informative Quantile Function of a Data Set |
| macorr | Calculate MA Autocorrelation Function |
| madt | Simulate Data from an MA Process |
| masmooth | Apply Moving Average Smoother to a Vector (S Version) |
| masp | Calculate MA Spectral Density Function |
| movave | Apply Moving Average Smoother to a Vector (Fortran Version) |
| movbox | Form Quantities Needed for Moving Box Plot |
| movord | Apply Moving Order Statistic Operator to a Vector |
| multpoly | Multiply Two Polynomials |
| odot | Form Outer Product of Two Vectors |
| pacf | Calculate Sample Partial Autocorrelation Function |
| partar | Calculate AR Coefficients from Autocorrelations |
| perdgm | Calculate Periodogram of a Time Series |
| plotsp | Form Plot of a (True or Sample) Spectral Density |
| polyrt | Find the Roots of a Polynomial Given its Coefficients |
| rtpoly | Find the Coefficients of a Polynomial Given its Roots |
| rw | Simulate Data from a Random Walk Process |
| schur | Form the Schur Matrix Corresponding to AR Parameters |
| seasest | Calculate Box-Jenkins Estimates for a Seasonal ARIMA Model |
| seaspred | Calculate Box-Jenkins Forecasts |
| simcfs | Simulate Coeff. of a Polynomial with Zeros Outside Unit Circle |
| stdf | Standardize a Vector |
| swp | Sweep a Matrix |
| swq | Sweep a Matrix |
| tlpoly | Evaluate a Polynomial at a Vector of Points |
| toepl | Form Symmetric Toeplitz Matrix Given its First Row |
| tsvar | Calculate Sample Variance of a Time Series |
| windowf | Calculate Nonparamteric Spectral Density Estimate |
| wn | Simulate White Noise Data |
| wntest | Form Plots for White Noise Test |