To cite package ‘pwlapprox2d’ in publications use:

  Warwicker J (2025). _pwlapprox2d: Approximates Univariate Continuous
  Functions Through Piecewise Linear Regression_. R package version
  0.1.0, <https://github.com/jwarwicker/pwlapprox2d>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {pwlapprox2d: Approximates Univariate Continuous Functions Through Piecewise
Linear Regression},
    author = {John Warwicker},
    year = {2025},
    note = {R package version 0.1.0},
    url = {https://github.com/jwarwicker/pwlapprox2d},
  }