v0.5.7: Merge pull request #462 from oscar-system/thofma-patch-1

The best release so far.

v0.5.6

Singular v0.5.6

Diff since v0.5.5

Merged pull requests:

• fix FunctionField(QQ, n) (#448) (@8d1h)
• supports multiprecision n_Zn (#450) (@tthsqe12)
• Bump dependencies and version number (#455) (@thofma)

v0.5.5

Singular v0.5.5

Diff since v0.5.4

Merged pull requests:

• Make two faux inner constructors outer ones (#440) (@fingolfin)
• support smatrix in caller.jl (#443) (@tthsqe12)
• print QQ elems in reduced form (#444) (@tthsqe12)
• move smatrix outta the isa switch and gc protect (#445) (@tthsqe12)
• Bump version (#446) (@thofma)

v0.5.4

Singular v0.5.4

Diff since v0.5.3

Closed issues:

• things to re-enable once n_unknown is working again (#61)
• Iterators need to be implemented (#433)

Merged pull requests:

• enable dimension over rings (ZZ) (#435) (@tthsqe12)
• Access caches using get! / AbstractAlgebra.get_cached! (#436) (@fingolfin)
• Move base_ring to start of our structs (#437) (@fingolfin)
• Verify some type parameters in constructors (#438) (@fingolfin)
• bump AA and Nemo versions (#439) (@tthsqe12)

v0.5.3

Singular v0.5.3

Diff since v0.5.2

Closed issues:

• Scalar multiplication is missing for ideals (#43)
• method error on fractions (#350)
• coeff (correctly) not implemented for spoly used by various functions (#398)
• lead_exponent -> leading_exponent_vector (#403)
• Bug for rationals (#419)

Merged pull requests:

• scalar multiplication of ideals by polynomials (#415) (@tthsqe12)
• leading coefficient stuff (#417) (@tthsqe12)
• Add fancy orderings (#418) (@tthsqe12)
• more gc protection for coeffs, polys, and ideals (#420) (@tthsqe12)
• fix reference bugs (#421) (@tthsqe12)
• Bump Nemo and AA version (#423) (@thofma)
• fix leaks (#425) (@tthsqe12)
• start basic error checking (#426) (@tthsqe12)
• fix nullptr TODO (#427) (@tthsqe12)
• n_algExt -> n_transExt conversion (#428) (@tthsqe12)
• Unbreak master (#430) (@thofma)
• bump version to 0.5.3 (#432) (@tthsqe12)

v0.5.2

Singular v0.5.2

Diff since v0.5.1

Closed issues:

• Extracting constants from Singular polynomial rings over Nemo fields (#172)
• Singular solve segfaults for univariate polynomials (#187)
• Singular prints unwanted verbose output (#382)
• Implement tail for polys (#397)
• GC.@preserve missing for pointer_from_objref (#400)
• factorization over extension fields (#409)

Merged pull requests:

• Import, export and test tail for MPolys. (#405) (@wbhart)
• Import/export trailing_coefficient from AA and add tests. (#407) (@wbhart)
• Add an option to silence the banner using the SINGULAR_PRINT_BANNER ENV (#408) (@YingboMa)
• update types allowed in factor (#410) (@tthsqe12)
• add more gc protection (#411) (@tthsqe12)
• getting the elements out of the n_unknown (#413) (@tthsqe12)
• Bump Singular version (#414) (@thofma)

v0.5.1

Singular v0.5.1

Diff since v0.5.0

Closed issues:

• Initializing a n_transExt with an fmpz broken in Julia 1.3 (#395)

Merged pull requests:

• functionality depending on next libsingular-julia version (#385) (@tthsqe12)
• add some needed gc protection (#399) (@tthsqe12)
• Add downstream (Oscar) testing (#401) (@thofma)
• saturation: also return number of iterations (#402) (@hannes14)
• Import and export constant_coefficient, add test. (#404) (@wbhart)
• CI: test with Julia 1.6 (#406) (@fingolfin)

v0.5.0

Singular v0.5.0

Diff since v0.4.7

Merged pull requests:

• add special case for N_GField(p, 1) (#391) (@tthsqe12)
• Deprecate coeffs (#393) (@wbhart)
• proper expressify for n_transExt (#394) (@tthsqe12)
• Bump version to 0.5.0 (#396) (@thofma)

v0.4.7

Singular v0.4.7

Diff since v0.4.6

Closed issues:

• crash on fractions over Nemo (#349)
• ? Dynamic modules are not supported by this version of Singular (#383)
• ? Dynamic modules are not supported by this version of Singular (#384)

Merged pull requests:

• Bump Nemo/AA dependencies (#389) (@thofma)
• Bump version to 0.4.7 (#390) (@thofma)

v0.4.6

Singular v0.4.6

Diff since v0.4.5

Summary of changes

The main change in this release is that it enables several Singular extensions which were not available before. Specifically, these are now enabled (if you need others, let us know)

• gfanlib
• syzextra
• customstd
• interval
• subsets
• loctriv
• gitfan
• freealgebra

Closed issues:

• Libraries are missing, e.g. dmodideal.lib (#378)

Merged pull requests:

• tests: remove vestigial "..." at the end of testset descriptions (#375) (@rfourquet)
• correct symbols(::PolyRing) and do away with singular's native printing (#376) (@tthsqe12)
• some developer documentation (#377) (@tthsqe12)
• bump singular version (#380) (@tthsqe12)
• Bump version (#381) (@thofma)