| d03pcc | General system of parabolic PDEs, method of lines, finite differences, one space variable |
| d03phc | General system of parabolic PDEs, coupled DAEs, method of lines, finite differences, one space variable |
| d03ppc | General system of parabolic PDEs, coupled DAEs, method of lines, finite differences, remeshing, one space variable |
| g04dbc | Computes confidence intervals for differences between means computed by g04bbc or g04bcc |
| g13dlc | Multivariate time series, differences and/or transforms |