To cite package ‘firemath’ in publications use:

Verlander J (2026). firemath: Withdrawal-Rate and Savings-Rate Arithmetic for Early Retirement. R package version 0.1.0, https://github.com/scrapertweeter3-prog/firemath-r.

Corresponding BibTeX entry:

  @Manual{,
    title = {firemath: Withdrawal-Rate and Savings-Rate Arithmetic for
      Early Retirement},
    author = {James Verlander},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/scrapertweeter3-prog/firemath-r},
  }