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-rw-r--r--gnu/packages/algebra.scm23
1 files changed, 23 insertions, 0 deletions
diff --git a/gnu/packages/algebra.scm b/gnu/packages/algebra.scm
index 948f9bd42e..d2caa13d0e 100644
--- a/gnu/packages/algebra.scm
+++ b/gnu/packages/algebra.scm
@@ -13,6 +13,7 @@
;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
;;; Copyright © 2020 Vincent Legoll <vincent.legoll@gmail.com>
;;; Copyright © 2020 Vinicius Monego <monego@posteo.net>
+;;; Copyright © 2021 Lars-Dominik Braun <ldb@leibniz-psychology.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -63,6 +64,7 @@
#:use-module (guix build-system gnu)
#:use-module (guix build-system cmake)
#:use-module (guix build-system python)
+ #:use-module (guix build-system r)
#:use-module (guix download)
#:use-module (guix git-download)
#:use-module (guix hg-download)
@@ -1584,3 +1586,24 @@ general purpose; they require that p satisfy some preconditions based on
the dimension of the input matrix (usually p should be prime and should be
no more than about 20 bits long).")
(license license:bsd-3)))
+
+(define-public r-dtt
+ (package
+ (name "r-dtt")
+ (version "0.1-2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (cran-uri "dtt" version))
+ (sha256
+ (base32
+ "0n8gj5iylfagdbaqirpykb01a9difsy4zl6qq55f0ghvazxqdvmn"))))
+ (properties `((upstream-name . "dtt")))
+ (build-system r-build-system)
+ (home-page "http://www.r-project.org")
+ (synopsis "Discrete Trigonometric Transforms")
+ (description
+ "This package provides functions for 1D and 2D Discrete Cosine Transform
+(@dfn{DCT}), Discrete Sine Transform (@dfn{DST}) and Discrete Hartley Transform
+(@dfn{DHT}).")
+ (license license:gpl2+)))