Merge branch 'master' into core-updates

gnu: hdf4: Fix building on aarch64.

* gnu/packages/maths.scm (hdf4)[arguments]: Add a phase to improve
detection and support for aarch64-linux.

Merge branch 'master' into core-updates

gnu: wxmaxima: Update to 17.05.1.

* gnu/packages/maths.scm (wxmaxima): Update to 17.05.1.
[arguments]: Put "autoconf" phase after the "unpack" phase. Fix
indentation.

Merge branch 'master' into core-updates

gnu: dealii: Update to 8.5.0.

* gnu/packages/maths.scm (dealii): Update to 8.5.0.
[arguments]: Delete 'hint-example-prefix phase, which would need adjusting for
this version.  Users can use e.g. 'export DEAL_II_DIR=$GUIX_ENVIRONMENT'.
Adjust configuration flags.

gnu: suitesparse: Update to 4.5.5.

* gnu/packages/maths.scm (suitesparse): Update to 4.5.5.
[source]: Add 'modules' and 'snippet' field to remove bundled source.
[arguments]: Remove 'prepare-out' phase.  Adjust #:make-flags for metis.
Make build parallel, since it now appears to be safe.
[inputs]: Add metis.

gnu: suitesparse: Use modify-phases.

* gnu/packages/maths.scm (suitesparse)[arguments]: Use modify-phases.

gnu: petsc, slepc: Use 'parallel-job-count'.

* gnu/packages/maths.scm (petsc, slepc)[arguments]: Set #:make-flags to
override default unlimited '-j'.
(petsc)[arguments]: Scrub build machine cores from installed files in
'clean-local-references' phase.

gnu: slepc: Update to 3.7.4.

* gnu/packages/maths.scm (slepc): Update to 3.7.4.
[source]: Use direct source link.  Remove 'file-name' field.

gnu: petsc: Update to 3.7.6.

* gnu/packages/maths.scm (petsc): Update to 3.7.6.

Merge branch 'master' into core-updates

gnu: cubicle: Fix evaluation.

* gnu/packages/maths.scm (cubicle)[native-inputs]: Retrieve WHICH from
(gnu packages base).

Merge branch 'master' into core-updates

gnu: Add cubicle.

* gnu/packages/maths.scm (cubicle): New variable.

gnu: r-pracma: Update to 2.0.7.

* gnu/packages/maths.scm (r-pracma): Update to 2.0.7.

gnu: vc: Limit to x86_64 and i686.

* gnu/packages/maths.scm (vc)[supported-systems]: New field.

gnu: hdf4: Update to 4.12.13.

* gnu/packages/maths.scm (hdf4): Update to 4.12.13.

Merge branch 'master' into core-updates

gnu: Add z3.

* gnu/packages/maths.scm (z3): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>