backports for 1.0.4

Project.toml

@@ -1,7 +1,7 @@
 name = "Oscar"
 uuid = "f1435218-dba5-11e9-1e4d-f1a5fab5fc13"
 authors = ["The OSCAR Team <oscar@oscar-system.org>"]
-version = "1.0.3"
+version = "1.0.4"
 
 [deps]
 AbstractAlgebra = "c3fe647b-3220-5bb0-a1ea-a7954cac585d"

README.md

@@ -37,7 +37,7 @@ julia> using Oscar
  / _ \ / ___| / ___|  / \  |  _ \   |  Combining ANTIC, GAP, Polymake, Singular
 | | | |\___ \| |     / _ \ | |_) |  |  Type "?Oscar" for more information
 | |_| | ___) | |___ / ___ \|  _ <   |  Manual: https://docs.oscar-system.org
- \___/ |____/ \____/_/   \_\_| \_\  |  Version 1.0.3
+ \___/ |____/ \____/_/   \_\_| \_\  |  Version 1.0.4
 
 julia> k, a = quadratic_field(-5)
 (Imaginary quadratic field defined by x^2 + 5, sqrt(-5))
@@ -120,7 +120,7 @@ pm::Array<topaz::HomologyGroup<pm::Integer> >
 If you have used OSCAR in the preparation of a paper please cite it as described below:
 
     [OSCAR]
-        OSCAR -- Open Source Computer Algebra Research system, Version 1.0.3,
+        OSCAR -- Open Source Computer Algebra Research system, Version 1.0.4,
         The OSCAR Team, 2024. (https://www.oscar-system.org)
     [OSCAR-book]
         Wolfram Decker, Christian Eder, Claus Fieker, Max Horn, Michael Joswig, eds.
@@ -133,7 +133,7 @@ If you are using BibTeX, you can use the following BibTeX entries:
       key          = {OSCAR},
       organization = {The OSCAR Team},
       title        = {OSCAR -- Open Source Computer Algebra Research system,
-                      Version 1.0.3},
+                      Version 1.0.4},
       year         = {2024},
       url          = {https://www.oscar-system.org},
       }

docs/src/CommutativeAlgebra/rings.md

@@ -26,10 +26,12 @@ of the coefficient ring of the polynomial ring.
 The basic constructor below allows one to build multivariate polynomial rings:
 
 ```@julia
-polynomial_ring(C::Ring, V::Vector{String}; cached::Bool = true)
+polynomial_ring(C::Ring, xs::AbstractVector{<:VarName}; cached::Bool = true)
 ```
 
-Its return value is a tuple, say `R, vars`, consisting of a polynomial ring `R` with coefficient ring `C` and a vector `vars` of generators (variables) which print according to the strings in the vector `V` .
+Given a ring `C` and a vector `xs` of  Strings, Symbols, or Characters, return 
+a tuple `R, vars`, say, which consists of a polynomial ring `R` with coefficient ring `C`
+and a vector `vars` of generators (variables) which print according to the entries of `xs`.
 
 !!! note
     Caching is used to ensure that a given ring constructed from given parameters is unique in the system. For example, there is only one ring of multivariate polynomials over  $\mathbb{Z}$ with variables printing as x, y, z.
@@ -54,6 +56,19 @@ julia> T, _ = polynomial_ring(ZZ, ["x", "y", "z"])
 
 julia> R === S === T
 true
+
+```
+
+```jldoctest
+julia> R1, _ = polynomial_ring(ZZ, [:x, :y, :z]);
+
+julia> R2, _ = polynomial_ring(ZZ, ["x", "y", "z"]);
+
+julia> R3, _ = polynomial_ring(ZZ, ['x', 'y', 'z']);
+
+julia> R1 === R2 === R3
+true
+
 ```
 
 ```jldoctest

docs/src/Experimental/intro.md

@@ -14,29 +14,29 @@ brought up to Oscar standard.
 
 !!! danger "Dependencies"
     - Code from `src` must never use code from `experimental`
-    - Say there are two packages `A` and `B` in `experimental`, and `B` depends
+    - Say there are two projects `A` and `B` in `experimental`, and `B` depends
       on `A`. That means that `B` cannot be moved to `src` before `A`. Worse:
       If `A` gets abandoned, `B` might share that fate. So please consider
       carefully in such situations.
 
 ## Structure
 For an example of the structure for a new project in `experimental` have a look
-at project folders, i.e. `experimental/PACKAGE_NAME`, that have subfolders
-`docs`, `src`, and `test` (The first two examples are
-`experimental/{FTheoryTools, PlaneCurve}`). The general structure is
+at project folders, i.e. `experimental/PROJECT_NAME`, that have subfolders
+`docs`, `src`, and `test` (an example is
+`experimental/FTheoryTools`). The general structure is
 ```
-experimental/PACKAGE_NAME/
+experimental/PROJECT_NAME/
 ├── README.md
 ├── docs
 │   ├── doc.main
 │   └── src
 │       └── DOCUMENTATION.md
 ├── src
-│   └── PACKAGE_NAME.jl
+│   └── PROJECT_NAME.jl
 └── test
     └── *.jl
 ```
-The file `src/PACKAGE_NAME.jl` and at least one `.jl` file in the `test/`
+The file `src/PROJECT_NAME.jl` and at least one `.jl` file in the `test/`
 directory are mandatory and are used by Oscar.jl to find your code and tests.
 If there is a `test/runtests.jl` then only this file is executed during
 testing, otherwise all `.jl` files will be run automatically (in a random
@@ -49,8 +49,8 @@ starting from scratch and don't have any documentation yet.
 
 !!! note
     There are still older projects in `experimental` from before the
-    introduction of this structure. Thus we mentioned `FTheoryTools` and
-    `PlaneCurve` as projects having adopted to the new standard.
+    introduction of this structure. Thus we mentioned `FTheoryTools`
+    as a project having adopted to the new standard.
 
 ### Useful functions for development
 Apart from the hints in the [Introduction for new developers](@ref), there are some more specialized functions for the structure of the `experimental` folder.

docs/src/NoncommutativeAlgebra/intro.md

@@ -6,8 +6,8 @@ CurrentModule = Oscar
 
 Working over a field $K$, our focus in this chapter is on noncommutative Gröbner bases and their application
 to the computational study of finitely presented associative $K$-algebras. At present state, OSCAR offers
-- a comprehensive toolkit for dealing with PBW-algebras and their quotients modulo two-sided ideals,
-- functionality for computing and applying (partial) two-sided Gröbner bases in free associative algebras on finitely many letters.
+- an evolving toolkit for dealing with PBW-algebras and their quotients modulo two-sided ideals,
+- some functionality for computing and applying (partial) two-sided Gröbner bases in free associative algebras on finitely many letters.
 
 !!! note
     In contrast to the general case of finitely presented associative algebras, (left, right, two-sided) ideals in PBW-algebras

gap/OscarInterface/PackageInfo.g

@@ -10,8 +10,8 @@ SetPackageInfo( rec(
 
 PackageName := "OscarInterface",
 Subtitle := "GAP interface to OSCAR",
-Version := "1.0.3",
-Date := "31/05/2024", # dd/mm/yyyy format
+Version := "1.0.4",
+Date := "17/06/2024", # dd/mm/yyyy format
 License := "GPL-2.0-or-later",
 
 Persons := [

src/AlgebraicGeometry/Surfaces/K3Auto.jl

@@ -2031,7 +2031,8 @@ function find_section(L::ZZLat, f::QQMatrix)
     k = nrows(K)
     Kl = integer_lattice(gram=K*transpose(K))
     # project ss to K
-    sK = solve(change_base_ring(QQ,K*transpose(K)),change_base_ring(QQ,K*transpose(ss)))
+    sK = solve(change_base_ring(QQ,K*transpose(K)),change_base_ring(QQ,K*transpose(ss)); side=:right
+    )
     a = QQ(1)
     cv = []
     while true

system/Build.jl

@@ -27,11 +27,12 @@ Oscar.system("precompile.jl")
 
 sysimage=joinpath(tmp, "Oscar.$(Libdl.dlext)")
 if !("JULIA_CPU_TARGET" in keys(ENV)) || (ENV["JULIA_CPU_TARGET"] == "")
-  PackageCompiler.create_sysimage([:Oscar], sysimage_path=sysimage, precompile_execution_file=CO)
+  println("Building system image for generic target. Use JULIA_CPU_TARGET to change.")
+  target = PackageCompiler.default_app_cpu_target()
 else
   target = ENV["JULIA_CPU_TARGET"]
-  PackageCompiler.create_sysimage([:Oscar], sysimage_path=sysimage, precompile_execution_file=CO; cpu_target=target)
 end
+PackageCompiler.create_sysimage([:Oscar], sysimage_path=sysimage, precompile_execution_file=CO; cpu_target=target)
 
 println("(re)start julia as")
 println("\tjulia -J $(sysimage)")

system/precompile.jl

@@ -1,9 +1,8 @@
 import Pkg
 Pkg.add("Documenter")
 Pkg.add("PrettyTables")
-Pkg.add("Aqua")
-
+Pkg.add("JSONSchema")
 Pkg.precompile()
-
+ENV["OSCAR_TEST_SUBSET"] = "short"
 include(joinpath(pkgdir(Oscar), "test", "runtests.jl"))
 Hecke.system("precompile.jl")

test/AlgebraicGeometry/Surfaces/K3Auto.jl

@@ -154,3 +154,11 @@ end
   =#
 end
 
+@testset "find_section" begin
+  L = integer_lattice(gram=ZZ[0 2 3;  2 -2 1; 3 1 -2])
+  f = QQ[1 0 0;]
+  s = Oscar.find_section(L,f)
+  V = ambient_space(L)
+  @test inner_product(V,f,s)==1
+  @test inner_product(V,s,s)==-2
+end

test/book/specialized/holt-ren-tropical-geometry/auxiliary_code/main.jl

@@ -4,4 +4,3 @@ Pkg.add(name="MixedSubdivisions", version=v"1.1"; io=devnull)
 import LibGit2
 repo = LibGit2.clone("https://github.com/isaacholt100/generic_root_count", "generic_root_count");
 LibGit2.checkout!(repo, "ac17f42d0897d72e378310826b1c47db4d65df36");
-include(joinpath(@__DIR__,"generic_root_count","src","main.jl"));

test/book/test.jl

@@ -202,7 +202,7 @@ isdefined(Main, :FakeTerminals) || include(joinpath(pkgdir(REPL),"test","FakeTer
       if length(chapter) > 0
         ordered_examples = Dict("$chapter" => ordered_examples[chapter])
       end
-      withenv("LINES" => dispsize[1], "COLUMNS" => dispsize[2], "DISPLAY" => "") do
+      withenv("LINES" => dispsize[1], "COLUMNS" => dispsize[2], "DISPLAY" => "", "GKSwstype" => "nul") do
         for (chapter, example_list) in ordered_examples
           cd(curdir)
           @testset "$chapter" verbose=true begin
@@ -238,7 +238,7 @@ isdefined(Main, :FakeTerminals) || include(joinpath(pkgdir(REPL),"test","FakeTer
               content = read(joinpath(Oscar.oscardir, "test/book", full_file), String)
               if filetype == :jlcon && !occursin("julia> ", content)
                 filetype = :jl
-                @warn "possibly wrong file type: $full_file"
+                @debug "possibly wrong file type: $full_file"
               end
               if full_file in skipped
                 @test run_repl_string(mockrepl, content) isa AbstractString skip=true