Changes in version 0.7.0 (2025-09-01) - Updated citation file. - Provided package anchors for links. Changes in version 0.6.1 (2022-08-20) - 2022-08-20: Updated internal functions. Changes in version 0.5.5 (2020-10-19) - Some routines produced an error when only one smooth term was specified. This has been corrected, so that fitting a model with only one smooth term is now possible. - The routines allow to fit models for which the dimension of the latent vector is larger than the number of observations. A warning is produced whenever this is the case. - Citation information for this package has been updated. Changes in version 0.5.1 (2020-07-13) - 2020-07-13: The package is available on CRAN for the first time with intial version 0.5.1.