Hankin RK (2025). spray: Sparse Arrays and Multivariate Polynomials. doi:10.32614/CRAN.package.spray, R package version 1.0-27, https://CRAN.R-project.org/package=spray.

Hankin RK (2022). “Sparse arrays in R: the spray package.” doi:10.48550/ARXIV.2210.10848.

Corresponding BibTeX entries:

  @Manual{,
    title = {spray: Sparse Arrays and Multivariate Polynomials},
    author = {Robin K. S. Hankin},
    year = {2025},
    note = {R package version 1.0-27},
    url = {https://CRAN.R-project.org/package=spray},
    doi = {10.32614/CRAN.package.spray},
  }

  @Misc{,
    title = {Sparse arrays in R: the spray package},
    author = {Robin K. S. Hankin},
    year = {2022},
    publisher = {arXiv},
    doi = {10.48550/ARXIV.2210.10848},
  }