PDQ Functions via Gram Charlier, Edgeworth, and Cornish Fisher Approximations R package PDQutils version 0.1.6 CRAN Task View: Distributions (https://CRAN.R-project.org/view=Distributions) A collection of tools for approximating the 'PDQ' functions (respectively, the cumulative distribution, density, and quantile) of probability distributions via classical expansions involving moments and cumulants. Software Depends: R (>= 3.0.2) Imports: orthopolynom, moments Suggests: ggplot2, reshape2, testthat, knitr Steven E. Pav <shabbychef@gmail.com> Comprehensive R Archive Network (CRAN) Steven E. Pav [aut, cre] LGPL-3 2017-03-18 application/tgz https://CRAN.R-project.org/package=PDQutils doi:10.32614/CRAN.package.PDQutils