Package: zoo Version: 1.8-12 Date: 2023-04-11 Title: S3 Infrastructure for Regular and Irregular Time Series (Z's Ordered Observations) Authors@R: c(person(given = "Achim", family = "Zeileis", role = c("aut", "cre"), email = "Achim.Zeileis@R-project.org", comment = c(ORCID = "0000-0003-0918-3766")), person(given = "Gabor", family = "Grothendieck", role = "aut", email = "ggrothendieck@gmail.com"), person(given = c("Jeffrey", "A."), family = "Ryan", role = "aut", email = "jeff.a.ryan@gmail.com"), person(given = c("Joshua", "M."), family = "Ulrich", role = "ctb", email = "josh.m.ulrich@gmail.com"), person(given = "Felix", family = "Andrews", role = "ctb", email = "felix@nfrac.org")) Description: An S3 class with methods for totally ordered indexed observations. It is particularly aimed at irregular time series of numeric vectors/matrices and factors. zoo's key design goals are independence of a particular index/date/time class and consistency with ts and base R by providing methods to extend standard generics. Depends: R (>= 3.1.0), stats Suggests: AER, coda, chron, ggplot2 (>= 3.0.0), mondate, scales, stinepack, strucchange, timeDate, timeSeries, tis, tseries, xts Imports: utils, graphics, grDevices, lattice (>= 0.20-27) License: GPL-2 | GPL-3 URL: https://zoo.R-Forge.R-project.org/ NeedsCompilation: yes Packaged: 2023-04-11 21:24:32 UTC; zeileis Author: Achim Zeileis [aut, cre] (), Gabor Grothendieck [aut], Jeffrey A. Ryan [aut], Joshua M. Ulrich [ctb], Felix Andrews [ctb] Maintainer: Achim Zeileis Repository: CRAN Date/Publication: 2023-04-13 12:13:20 UTC Built: R 4.3.0; x86_64-conda-linux-gnu; 2023-06-14 15:58:59 UTC; unix