# Packages matching: installed # Name # Installed # Synopsis base-bigarray base base-threads base base-unix base camlp5 7.14 Preprocessor-pretty-printer of OCaml conf-findutils 1 Virtual package relying on findutils conf-perl 2 Virtual package relying on perl coq 8.7.2 Formal proof management system num 1.4 The legacy Num library for arbitrary-precision integer and rational arithmetic ocaml 4.09.1 The OCaml compiler (virtual package) ocaml-base-compiler 4.09.1 Official release 4.09.1 ocaml-config 1 OCaml Switch Configuration ocamlfind 1.9.5 A library manager for OCaml # opam file: opam-version: "2.0" maintainer: "Laurent.Thery@inria.fr" homepage: "https://github.com/thery/twoSquare" bug-reports: "https://github.com/thery/twoSquare/issues" license: "MIT" build: [ ["./configure.sh"] [make "-j%{jobs}%"] ] install: [make "install"] depends: [ "ocaml" "coq" {>= "8.5"} "coq-mathcomp-ssreflect" {>= "1.6" & < "1.7"} "coq-mathcomp-algebra" {>= "1.6" & < "1.7"} "coq-mathcomp-field" {>= "1.6" & < "1.7"} ] tags: [ "logpath:mathcomp.contrib.sum_of_two_square" ] synopsis: "A proof of Fermat's theorem on sum of two squares. It is the proof that uses gaussian integers. This is done in ssreflect. It contains two file :" description: """ gauss_int.v : the definition of gaussian integers fermat2.v : the proof of Fermat's theorem The final statement reads: =================================================== From mathcomp Require Import all_ssreflect. From mathcomp.contrib.sum_of_two_square Require Import gauss_int fermat2. Check sum2stest. sum2stest : forall n : nat, reflect (forall p : nat, prime p -> odd p -> p %| n -> odd (logn p n) -> p %% 4 = 1) (n \\is a sum_of_two_square) ===================================================""" authors: "Laurent Thรฉry" url { src: "https://github.com/thery/twoSquare/archive/v1.0.0.zip" checksum: "md5=98739e31fac7fcda2cb52f40e5901257" }
true
Dry install with the current Coq version:
opam install -y --show-action coq-mathcomp-sum-of-two-square.1.0.0 coq.8.7.2
Dry install without Coq/switch base, to test if the problem was incompatibility with the current Coq/OCaml version:
true
opam list; echo; ulimit -Sv 4000000; timeout 4h opam install -y --deps-only coq-mathcomp-sum-of-two-square.1.0.0 coq.8.7.2
opam list; echo; ulimit -Sv 16000000; timeout 4h opam install -y -v coq-mathcomp-sum-of-two-square.1.0.0 coq.8.7.2
Total: 2 M
../ocaml-base-compiler.4.09.1/lib/coq/user-contrib/mathcomp/contrib/sum_of_two_square/gauss_int.glob
../ocaml-base-compiler.4.09.1/lib/coq/user-contrib/mathcomp/contrib/sum_of_two_square/gauss_int.vo
../ocaml-base-compiler.4.09.1/lib/coq/user-contrib/mathcomp/contrib/sum_of_two_square/fermat2.vo
../ocaml-base-compiler.4.09.1/lib/coq/user-contrib/mathcomp/contrib/sum_of_two_square/fermat2.glob
../ocaml-base-compiler.4.09.1/lib/coq/user-contrib/mathcomp/contrib/sum_of_two_square/gauss_int.v
../ocaml-base-compiler.4.09.1/lib/coq/user-contrib/mathcomp/contrib/sum_of_two_square/fermat2.v
opam remove -y coq-mathcomp-sum-of-two-square.1.0.0