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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2024 Rodion Goritskov <[email protected]>
;;; Copyright © 2024 Sharlatan Hellseher <[email protected]>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages golang-maths)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix build-system go)
  #:use-module (guix gexp)
  #:use-module (guix git-download)
  #:use-module (guix packages)
  #:use-module (gnu packages)
  #:use-module (gnu packages golang-build))

;;; Commentary:
;;;
;;; Please: Try to add new module packages in alphabetic order.
;;;
;;; Code:

;;;
;;; Libraries:
;;;

(define-public go-github-com-aclements-go-moremath
  (package
    (name "go-github-com-aclements-go-moremath")
    (version "0.0.0-20241023150245-c8bbc672ef66")
    (source
     (origin
       (method git-fetch)
       (uri (git-reference
             (url "https://github.com/aclements/go-moremath")
             (commit (go-version->git-ref version))))
       (file-name (git-file-name name version))
       (sha256
        (base32 "01c9fkjs6gx7z6qkzy9qld7q3jhi9vgqhk8ymqck3ccmhg9bh1nq"))))
    (build-system go-build-system)
    (arguments
     (list
      #:import-path "github.com/aclements/go-moremath"
      #:phases
      #~(modify-phases %standard-phases
          ;; No Go files in project root.
          (delete 'build))))
    (propagated-inputs
     (list go-gonum-org-v1-gonum))
    (home-page "https://github.com/aclements/go-moremath")
    (synopsis "Assortment of more specialized math routines for Golang")
    (description
     "These packages provide more specialized math routines than are available
in the standard Go @code{math} package.  go-moremath currently focuses on
statistical routines, with particular focus on high-quality implementations
and APIs for non-parametric methods.")
    (license license:bsd-3)))

(define-public go-github-com-montanaflynn-stats
  (package
    (name "go-github-com-montanaflynn-stats")
    (version "0.7.1")
    (source
     (origin
       (method git-fetch)
       (uri (git-reference
             (url "https://github.com/montanaflynn/stats")
             (commit (string-append "v" version))))
       (file-name (git-file-name name version))
       (sha256
        (base32 "0y38cvp7r6fb6291k82j781dbykx00mxw8ca0v9d0fijzc1x81fi"))))
    (build-system go-build-system)
    (arguments
     (list
      #:import-path "github.com/montanaflynn/stats"))
    (home-page "https://github.com/montanaflynn/stats")
    (synopsis "Statistics library for Golang")
    (description
     "This package provides a statistical library for Golang.")
    (license license:expat)))

(define-public go-github-com-shopspring-decimal
  (package
    (name "go-github-com-shopspring-decimal")
    (version "1.4.0")
    (source
     (origin
       (method git-fetch)
       (uri (git-reference
             (url "https://github.com/shopspring/decimal")
             (commit (string-append "v" version))))
       (file-name (git-file-name name version))
       (sha256
        (base32 "1p1iz0ybsjvc8k3w6lf92drs51fgrcbz0ib1p4ihp3gmdq5rnzjk"))))
    (build-system go-build-system)
    (arguments
     (list
      #:import-path "github.com/shopspring/decimal"))
    (home-page "https://github.com/shopspring/decimal")
    (synopsis "Arbitrary-precision fixed-point decimal numbers in Golang")
    (description
     "Package decimal implements an arbitrary precision fixed-point decimal.
Features:
@itemize
@item the zero-value is 0, and is safe to use without initialization
@item addition, subtraction, multiplication with no loss of precision
@item division with specified precision
@item database/sql serialization/deserialization
@item JSON and XML serialization/deserialization
@end itemize")
    (license license:expat)))

(define-public go-github-com-x448-float16
  (package
    (name "go-github-com-x448-float16")
    (version "0.8.4")
    (source
     (origin
       (method git-fetch)
       (uri (git-reference
             (url "https://github.com/x448/float16")
             (commit (string-append "v" version))))
       (file-name (git-file-name name version))
       (sha256
        (base32 "0qg6ya30fra20hpa2qzqqzs8l95lvw9yzd87fdzq195xqi6crb2l"))))
    (build-system go-build-system)
    (arguments
     (list
      #:import-path "github.com/x448/float16"))
    (home-page "https://github.com/x448/float16")
    (synopsis "Float16 (Binary16) in Golang")
    (description
     "This package provides a
@url{https://en.wikipedia.org/wiki/Half-precision_floating-point_format,IEEE
754 half-precision floating-point format (binary16)} with IEEE 754 default
rounding for conversions.  IEEE 754-2008 refers to this 16-bit floating-point
format as binary16.")
    (license license:expat)))

(define-public go-gonum-org-v1-gonum
  (package
    (name "go-gonum-org-v1-gonum")
    (version "0.15.1")
    (source
     (origin
       (method git-fetch)
       (uri (git-reference
             (url "https://github.com/gonum/gonum")
             (commit (string-append "v" version))))
       (file-name (git-file-name name version))
       (sha256
        (base32 "002qsavnylj8l4ki56narpn3zm0r9p7p8ccgd20q1xp751wg2kvp"))))
    (build-system go-build-system)
    (arguments
     (list
      #:import-path "gonum.org/v1/gonum"
      #:test-subdirs
      #~(list "."
              "blas/..."
              "cmplxs/..."
              "diff/..."
              "dsp/fourier/..."
              "floats/..."
              "integrate/..."
              "internal/..."
              "interp/..."
              "lapack/..."
              "mat/..."
              "mathext/..."
              "num/..."
              "optimize/..."
              "spatial/..."
              "stat/..."
              "uniti/...")))
    (propagated-inputs
     (list go-github-com-goccmack-gocc
           go-github-com-google-go-cmp
           go-golang-org-x-exp
           go-golang-org-x-tools
           #;go-gonum-org-v1-plot ; not packed yet
           ))
    (home-page "https://www.gonum.org/")
    (synopsis "Set of numeric libraries for Golang")
    (description
     "Gonum is a set of packages designed to make writing numerical and
scientific algorithms productive, performant, and scalable.  It provides
libraries for matrices and linear algebra; statistics, probability
distributions, and sampling; tools for function differentiation,integration,
and optimization; network creation and analysis")
    (license license:expat)))

;;;
;;; Executables:
;;;

;;;
;;; Avoid adding new packages to the end of this file. To reduce the chances
;;; of a merge conflict, place them above in alphabetic order.
;;;