To cite package ‘schoolmath’ in publications use:

große Schlarmann J (2023). schoolmath: Functions and Datasets for Math Used in School. R package version 0.4.2, https://CRAN.R-project.org/package=schoolmath.

Corresponding BibTeX entry:

  @Manual{,
    title = {schoolmath: Functions and Datasets for Math Used in
      School},
    author = {Jörg {große Schlarmann}},
    year = {2023},
    note = {R package version 0.4.2},
    url = {https://CRAN.R-project.org/package=schoolmath},
  }