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Diffstat (limited to 'gnu/packages/maths.scm')
| -rw-r--r-- | gnu/packages/maths.scm | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm index 9051bcf84a..8364d528fd 100644 --- a/gnu/packages/maths.scm +++ b/gnu/packages/maths.scm @@ -483,6 +483,45 @@ in arbitrary dimension. It can also be used for the converse operation of computing convex hulls.") (license license:gpl2+))) +(define-public lrslib + (package + (name "lrslib") + (version "7.0a") + (source + (origin + (method url-fetch) + (uri (string-append "http://cgm.cs.mcgill.ca/~avis/C/lrslib/archive/" + "lrslib-0" + (string-delete #\. version) ".tar.gz")) + (sha256 + (base32 + "034fa45r9hwx6ljmgpxk2872q34nklkalpdkc6s9hqw57rivi36k")))) + (build-system gnu-build-system) + (inputs + `(("gmp" ,gmp))) + (arguments + `(#:tests? #f ; no check phase + #:make-flags `("CC=gcc" + ,(string-append "prefix=" (assoc-ref %outputs "out")) + "all-shared") + #:phases + (modify-phases %standard-phases + (replace 'configure + (lambda _ + (substitute* "makefile" + (("-L \\.") "-L . -Wl,-rpath='$$ORIGIN/../lib'")) + #t))))) + (home-page "http://cgm.cs.mcgill.ca/~avis/C/lrs.html") + (synopsis "Convex hulls of polyhedra with exact arithmetic") + (description + "The C code of lrslib implements the reverse search algorithm for +vertex enumeration and convex hull problems. Its input file format is +compatible with cddlib. All computations are done exactly in either +multiple precision or fixed integer arithmetic. Output is not stored +in memory, so even problems with very large output sizes can sometimes +be solved.") + (license license:gpl2+))) + (define-public arpack-ng (package (name "arpack-ng") |