From d721c83a6310bcb2ded092e20afb3954b21038fb Mon Sep 17 00:00:00 2001 From: Eric Bavier Date: Thu, 7 Jul 2016 14:41:41 -0500 Subject: [PATCH] gnu: Add libhilbert. * gnu/packages/maths.scm (libhilbert): New variable. --- gnu/packages/maths.scm | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm index b8ec213d8b..03f874e057 100644 --- a/gnu/packages/maths.scm +++ b/gnu/packages/maths.scm @@ -2538,3 +2538,25 @@ structured and unstructured grid problems."))) (description "Matio is a library for reading and writing MAT files. It supports compressed MAT files, as well as newer (version 7.3) MAT files.") (license license:bsd-2))) + +(define-public libhilbert + (package + (name "libhilbert") + (version "0.2-1") + (source + (origin + (method url-fetch) + (uri (string-append "http://web.cs.dal.ca/~chamilto/hilbert/" + "libhilbert-" version ".tar.gz")) + (sha256 + (base32 + "0v48x8405dj95gjn2saja4bzhw86d6zl6d3dg8h7dzac2qr97s34")))) + (build-system gnu-build-system) + (home-page "http://web.cs.dal.ca/~chamilto/hilbert") + (synopsis "Hilbert indices for multidimensional data") + (description "The libhilbert library can efficiently calculate Hilbert +curves and order-preserving representations of Hilbert curve indices that use +the same amount of space as the original point representation. This is useful +when using the Gilbert curve as a space filling curve through a +high-dimensional space where not all demensions have the same cardinality.") + (license license:lgpl2.1+)))