| acot | Numeric.Special.Trigonometric |
| acoth | Numeric.Special.Trigonometric |
| acsc | Numeric.Special.Trigonometric |
| acsch | Numeric.Special.Trigonometric |
| add | Matrix.Vector |
| adder | DSP.Flowgraph |
| agc | DSP.Source.Oscillator |
| apf | DSP.Filter.IIR.Cookbook |
| arma_mywe | DSP.Estimation.Spectral.ARMA |
| ar_burg | DSP.Estimation.Spectral.AR |
| ar_cov | DSP.Estimation.Spectral.AR |
| ar_mcov | DSP.Estimation.Spectral.AR |
| ar_yw | DSP.Estimation.Spectral.AR |
| asec | Numeric.Special.Trigonometric |
| asech | Numeric.Special.Trigonometric |
| avgdev | Numeric.Statistics.Moment |
| a_lp2bp | DSP.Filter.Analog.Transform |
| a_lp2bs | DSP.Filter.Analog.Transform |
| a_lp2hp | DSP.Filter.Analog.Transform |
| a_lp2lp | DSP.Filter.Analog.Transform |