v0.6.8

0.6.8 (2022-08-27)

Added

• #573: diff differences and discret derivatives.

• peaks: peaks function.

• parallel module:

  • fetchNext: Retrieve next unread outputs from FevalFuture array.
  • afterAll: Run function after all functions finish running in the background.
  • afterEach: Run function after each functions finish running in the background.

• signal processing module:

  • hann: Hann window.
  • hamming: Hamming window.
  • bartlett: Bartlett window.
  • blackman: Blackman window.
  • sinc: sinc function.
  • filter2: 2-D digital filter.
  • fft2: Two-dimensional discrete Fourier Transform.

• time functions:

  • weekday: Day of week.
  • eomday: Last day of month.
  • etime: Time elapsed between date vectors.
  • date: Current date as character vector.
  • timeit: Measure time required to run function.
  • addtodate: Modify date number by field.

• trigonometric functions:

  • rad2deg: Convert angle from radians to degrees.
  • deg2rad: Convert angle from degrees to radians.
  • cart2pol: Transforms Cartesian coordinates to polar or cylindrical.
  • pol2cart: Transforms polar or cylindrical coordinates to Cartesian.
  • cart2sph: Transforms Cartesian to spherical coordinates.
  • sph2cart: Transform spherical coordinates to Cartesian.
  • sech: Hyperbolic secant.
  • secd: Secant of argument in degrees.
  • sec: Secant of angle in radians.
  • csch: Hyperbolic cosecant.
  • cscd: Cosecant of argument in degrees.
  • csc: Cosecant of argument in radians.
  • coth: Hyperbolic cotangent.
  • cot: Cotangent of argument in radians.
  • cotd: Cotangent of argument in degrees.
  • atand: Inverse tangent in degrees.
  • atan2d: Four-quadrant inverse tangent in degrees.
  • sinpi: Computes sin(X * pi) accurately.
  • cospi: Computes cos(X * pi) accurately.
  • asind: Inverse sine in degrees.
  • asinh: Inverse hyperbolic sine.
  • acosh: Inverse hyperbolic cosine.
  • acosd: Inverse cosine in degrees.
  • acoth: Inverse hyperbolic cotangent.
  • acsc: Inverse cosecant in radians.
  • acscd: Inverse cosecant in degrees.
  • acsch: Inverse hyperbolic cosecant.
  • asec: Inverse secant in radians.
  • asecd: Inverse secant in degrees.
  • asech: Inverse hyperbolic secant.
  • acot: Inverse cotangent in radians.
  • acotd: Inverse cotangent in degrees.

• prettier is used to format .xml, .md files.

• Code format (.xml, .md, c++) checker added to Github CI.

Changed

• system builtin:

  • returns time execution
  • timeout input argument can be set to kill process after n seconds.

• #687: Uses BS thread pool 3.3.0.

• Windows 32 bits threads support: due to threading limitations with MKL, openMP and others threads
  computation threads are limited to 4 threads on Windows 32 bits.

• #683: MacOS Catalina removed on Github CI (no more officially supported).

• Help chapter titles all start with a capital letter.

• #771: Fedora 36 Github CI replaces Fedora 35 Github CI.

Fixed

• #689: c = computer returns an error.
• #691: help generation crashs if copyright tag is empty.
• #35: datenum does not support vectorization.
• or, and do not manage matrix operator scalar case.

v0.6.7

0.6.7 (2022-07-27)

Added

• str2func manages anonymous function.

• Parallel functions (part 2):

  • cancelAll: Stop all functions running in the background.
  • cancel: Stop function running in the background.
  • wait: Wait for futures to be completed.
  • Diary property for FevalFuture object.

• CITATION.cff with human- and machine-readable citation information for software.

Changed

• localization files .pot, .po updated.

v0.6.6

0.6.6 (2022-06-27)

Added

• Parallel functions (part 1):

  • parfeval: Run function on parallel background thread pool worker.
  • backgroundPool: Environment for running code in the background.
  • fetchOutputs: Retrieve results from function running in the background.

• #666: ls function: List folder contents.

• #655: help viewer embedded (available on all platforms).

Changed

• LGTM replaced by CodeQL (Thanks to Github for their support)

• #662: Snap uses Core22 and Qt6 (all dependencies are up-to-date).

• #668: maxNumCompThreads detects numbers of physical cores on Windows.

• matrix of handles supported.

Fixed

• #659: qhelpgenerator on macOs after brew Qt6.3.0 update.

• #661: CodeQL warnings.

v0.6.5

0.6.5 (2022-05-26)

Added

• #572: pow2: Base 2 exponentiation.

• audioread, audiowrite supports new file formats .mp3, .flac, .caf (Thanks to libsndfile).

• MacOs 12 Monterey Github CI.

• #634: Ubuntu 22.04 CI.

Changed

• #631: Qt6 used as default distribution on some OS platforms.

  For backport compatibility only Qt5.15.x and Qt6.3 (or more) are supported.

  • Windows 64 bits: Qt6.3
  • Windows 32 bits: Qt5.15.x
  • Ubuntu 22.04: Qt6.3
  • Ubuntu 20.04, 18.04: Qt5.15.x
  • MacOs Monterey: Qt6.3
  • MacOs BigSur, Catalina: Qt5.15.x
  • Others OS platforms: Qt version based on distributed Qt version.

• #636: docker image uses bullseye image.

• system builtin: multithread rework.

• #633: libsndfile 1.1.0 used.

• Windows build uses /permissive- option.

• #646: warndlg, questdlg, errordlg, helpdlg reworked to better Qt6 support.

Fixed

• Dark theme detection with Gnome.

• #642: rand was not thread safe.

• #648: Ubuntu 18.04 CI failed.

• #651: MacOs monterey crashs at exit with mpi module.

v0.6.4

0.6.4 (2022-04-24)

Changed

• #590: Nelson's license moved to LGPL v3.0 and GPL v3.0 and uses SPDX format.

• Nelson uses Hack font.

• Linux 64 bits and 32 bits uses same main script.

• #594: .pot used to generate en_US.

Added

• 'sscanf' reworked to manage unicode characters and speed optimization.

• French translations imported from Weblate (Thanks to contributors)

• Dark theme detected and applied on Linux, MacOS and Windows.

• #559: formattedDisplayText function: Capture display output as string.

• Better detection Qt6 or Qt5 with CMake.

Fixed

• Main Nelson's font was not applied on some OS platforms (ex: MacOS Catalina)

• #622: isreal(sqrt(i^4)) did not return true.

• Nelson's help indexing is faster (x100).

v0.6.3

0.6.3 (2022-03-26)

Changed

• #596: Tests results display use emoji if terminal supports Unicode.

Added

• Packaging:

  • #603: Nelson as snap package for Linux.
  • #605: [Package request] Chocolatey package manager for Windows.
  • #582: Nelson available as Portable apps.

• add information for Software Center (Linux desktop, icons).

• nelson Main script to start Nelson (superceed others scripts).

• isunicodesupported function: Detect whether the current terminal supports Unicode.

• dlsym function: search nearest symbol name if value entry is not found.

• terminal_size function:Query the size of the terminal window.

• #598: sscanf function read formatted data from strings.

Fixed

• #599: make install step in CI for linux and MacOs.

• #601: embed all tests on linux and macos install.

v0.6.2

0.6.2 (2022-02-26)

Changed

• #576: C++17 Compiler required to build Nelson.

• #581: Github CI platforms list extended (ArchLinux, Fedora, Ubuntu 18.04, MacOs BigSur).

• #539: Visual studio 2022 build on Windows

  • Visual studio 2022 solution upgraded,
  • Github CI and Appveyor use VS 2022 image,
  • boost 1.78 (VS 2022 x86, x64 build),
  • Eigen 3.4 stable branch (Feb 06/22),
  • MSVC 2022 support added to build C/C++ code easily "on fly" on Windows,
  • slicot 5.0 (VS 2022 x86, x64 build),
  • libffi (VS 2022 x86, x64 build),
  • taglib 1.12 (VS 2022 x86, x64 build),
  • hdf5 1.12.1 (VS 2022 x86, x64 build),
  • matio 1.5.21 (VS 2022 x86, x64 build),
  • all others windows dependencies rebuilt with VS 2022.
  • #505: libCurl 7.81 on Windows.
  • #524: oneApi 2022.1 on Windows.

Added

• Nelson uses JuliaMono-Regular font as default.
• #567: ... in cells if character vector is too long.

Fixed

• #587: implicit cast to string array for horzcat and vertcat operators.
• #562: format long complex do not display expected precision.
• scale factor for integer values did not display as expected.
• #561: 0^0 did not return expected value.
• #560: many warnings fixed (Thanks to new PVS-Studio and cppcheck).
• cmake WITH_SLICOT, WITH_FFTW, ENABLE_CLANG_TIDY_FIX were not documented.
• #584: docker files updated to support C++17 and new libraries.
• #591: Innosetup display glitch with Nelson's website button.

v0.6.1

0.6.1 (2022-01-30)

Changed

• display of all types reworked to be pixel perfect. (a small sentence but a big rework)

Added

• format extended to manage: compact, loose, longE, longG, hex, bank, rational.
• #507: celldisp: Display cell array contents.
• #548: hypot builtin: Square root of sum of squares.
• #555: rsf2csf function: Convert real Schur form to complex Schur form.
• CHANGELOG 0.6.x family.

v0.5.12

0.5.12 (2021-12-31)

Added

• hankel function: Hankel matrix.
• factor function: Prime factors.
• primes function: Prime numbers less than or equal to input value.
• isrow function: Determine whether input is row vector.
• iscolumn function: Determine whether input is column vector.

Fixed

• #544: add folder fieldname to dir output.

• #541: common class between two elements for operators, horzcat and vertcat.

Compilation

• Boost 1.78 support (default on Windows).

• CMake 3.22.1 (on Windows).

0.5.11

0.5.11 (2021-11-26)

Added

• hilb function: Hilbert matrix.
• invhilb function: Inverse of Hilbert matrix.
• cond function: Condition number for inversion.
• rank function: Rank of matrix.
• ismatrix function: Determines whether input is matrix.
• squeeze function: Removes dimensions of length 1.
• speye function: Sparse identity matrix.
• randperm function: Random permutation.
• cat function: Concatenate arrays.
• SECURITY.md file as recommended by Github.

Fixed

• vercat, horzcat returns an empty array whose size is equal to the output size as when the inputs are nonempty.
• #533: find with one lhs did not return expected result with complex.
• #536: test_websave_3 failed randomly due to distant server.