Fit and compare Gaussian linear and nonlinear mixed-effects models.

José Pinheiro [aut] (S version),
  Douglas Bates [aut] (up to 2007),
  Saikat DebRoy [ctb] (up to 2002),
  Deepayan Sarkar [ctb] (up to 2005),
  EISPACK authors [ctb] (src/rs.f),
  Siem Heisterkamp [ctb] (Author fixed sigma),
  Bert Van Willigen [ctb] (Programmer fixed sigma),
  R-core [aut, cre]

c(person("Deepayan", "Sarkar", role = c("aut", "cre"),
	            email = "deepayan.sarkar@r-project.org",
		    comment = c(ORCID = "0000-0003-4107-1553")),
              person("Felix", "Andrews", role = "ctb"),
	      person("Kevin", "Wright", role = "ctb", comment = "documentation"),
	      person("Neil", "Klepeis", role = "ctb"),
              person("Paul", "Murrell", role = "ctb", email = "paul@stat.auckland.ac.nz"))

A powerful and elegant high-level data visualization
  system inspired by Trellis graphics, with an emphasis on
  multivariate data. Lattice is sufficient for typical graphics needs,
  and is also flexible enough to handle most nonstandard requirements.
  See ?Lattice for an introduction.

Deepayan Sarkar [aut, cre] (<https://orcid.org/0000-0003-4107-1553>),
  Felix Andrews [ctb],
  Kevin Wright [ctb] (documentation),
  Neil Klepeis [ctb],
  Paul Murrell [ctb]

Set configuration options on a per-package basis.
    Options set by a given package only apply to that package,
    other packages are unaffected.

Functions for Base Types and Core R and 'Tidyverse' Features

A toolbox for working with base types, core R features
  like the condition system, and core 'Tidyverse' features like tidy
  evaluation.

c(
    person("Lionel", "Henry", ,"lionel@rstudio.com", c("aut", "cre")),
    person("Hadley", "Wickham", ,"hadley@rstudio.com", "aut"),
    person("RStudio", role = "cph")
    )

cli, covr, crayon, glue, magrittr, methods, pillar,
rmarkdown, testthat (>= 2.3.0), vctrs (>= 0.2.3)

Lionel Henry [aut, cre],
  Hadley Wickham [aut],
  RStudio [cph]

c(person(given = "R Special Interest Group on Databases (R-SIG-DB)",
             role = "aut"),
      person(given = "Hadley",
             family = "Wickham",
             role = "aut"),
      person(given = "Kirill",
             family = "M\u00fcller",
             role = c("aut", "cre"),
             email = "krlmlr+r@mailbox.org",
             comment = c(ORCID = "0000-0002-1416-3412")),
      person(given = "R Consortium",
             role = "fnd"))