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ChangeLog
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Sat Feb 26 08:18:45 PST 2011
* Ruby/GSL 1.14.7
* Fix conversion of non-DFLOAT NArray to GSL::Vector and
GSL::Vector::Complex.
Thu Feb 24 10:27:08 PST 2011
* Ruby/GSL 1.14.6
* Add Vector::Complex support to NArray conversions
* Raise exception when trying to create View from NArray object of
incompatible type.
Sun Nov 14 17:01:07 PST 2010
* Ruby/GSL 1.14.5
* Convert docs from rdtool to rdoc
* Fix object id handling bugs on 64-bit systems
* Fix Vector's handling of Range parameters
Wed Sep 29 00:37:44 BOT 2010
* Modification for ruby-1.9.2
* Replaced STR2CSTR to StringValuePtr
Mon Mar 22 23:54:07 MDT 2010
* GSL-1.14 support
* Added GSL::Multiset class
* Added GSL::Function#glfixed(a, b table)
Sun Aug 16 19:01:31 BOT 2009
* Added Non-negative Matrix Factorization (NMF) support (by Roman Shterenzon)
Sat Aug 8 22:36:24 BOT 2009
* Added GSL-1.13 features:
* Added GSL::Monte::Miser#params_get, GSL::Monte::Vegas#params_get
* Added GSL::BSpline::greville_abscissa(i)
* Added GSL::Poly#eval_derivs(x)
* Added a new minimization algorithm "quad_golden"
* Added a new multimin algorithm "nmsimplex2rand"
Tue Jun 9 10:42:30 JST 2009
* Fixed bug in linalg.c (bug [#25842])
Thu Feb 2 12:16:38 JST 2009
* Fixed a bug in GSL::Histogram.alloc_uniform() (bug [#23040])
* Fixed a bug in GSL::Vector#/ (bug [#23334])
Thu Nov 6 17:34:18 JST 2008
* Match with the tensor extension version 0.99
* now not compatible for the versions older than tensor-0.97.
Sat Jul 26 08:23:45 JST 2008
* GSL::Poly.eval now handles complex numbers (GSL-1.11)
* Added new quasi-random generators "halton" and "reversehalton"
* Added a module function GSL::MultiFit::linear_residuals() (GSL-1.11)
* Fixed a bug in ODE solver
Mon Jun 30 22:07:24 JST 2008
* Fixed GSL::Vector#normalize (#20865)
Mon May 26 19:21:15 JST 2008
* Fixed a bug in GSL::Matrix::to_v (#19757)
* Fixed a bug in GSL::Vector::Int multiplication (#19924)
Sat Dec 8 23:44:47 2007
* Version 1.10.3
Tue Dec 2 16:30:15 2007
* Improved GSL::Vector#get for a Range arg
* Improved GSL::Vector#concat for an Array arg
* Fixed a bug in GSL::Matrix.alloc with column vector arguments
Thu Dec 2 10:58:37 2007
* Added methods GSL::Vector#pow(p), GSL::Vector#pow!(p)
Wed Oct 17 04:04:39 2007
* Fixed a bug in poly_source.c
Sun Oct 7 14:18:31 2007
* Version 1.10.0
* ndlinear extension support
Sat Sep 22 01:49:57 2007
Added GSL-1.10 features
* Added generalized eigensystem methods
* Added method GSL::Stats::correlation(v1, v2) to compute
Pearson correlation of two datasets
* Added methods GSL::Sf::expint_En(n, x), GSL::Sf::expint_En_e(n, x)
for computing the n-th order exponential integral.
* Added methods GSL::Vector#isnonneg, GSL::Vector#isnonneg?,
GSL::Matrix#isnonneg, and GSL::Matrix#isnonneg?
* Added methods GSL::Matrix#subrow, GSL::Matrix#subcolumn
* Added methods GSL::Linalg::Chomplex::Cholesky::decomp,
GSL::Linalg::Chomplex::Cholesky::solve,
and GSL::Linalg::Chomplex::Cholesky::svx
* Added method GSL::hypot3(x, y, z)
Sat Aug 11 00:45:48 2007
* Modified ext/extconf.rb: Check gsl_stats_correlation()
Sun Aug 5 15:46:51 2007
* Improved GSL::Vector::filescan()
Tue May 15 13:35:49 2007
* Fixed a bug in Vector#get (Thank to Daigo Moriwaki)
Sun Feb 18 00:08:15 2007
* Completed GSL-1.8.90 features
* Change names "unsymm" ---> "nonsymm" for non-symmetric eigen systems
* Added Mathieu functions
* Added Vector#ispos, isneg
* Added knuthran2002 generator
* Added a new minimization method GSL::MultiMin::FdfMinimizer::BFGS2
Sun Dec 31 01:34:29 2006
* Remove the module function GSL::equal?, which breaks the Ruby policy.
Sun Dec 24 16:51:34 2006
* Added Basis splines
* CQP and Bundle extentions support
Wed Dec 13 01:02:09 2006
* OOL extension support (OOL version 0.2)
* OOL: Open Optimization Library
Mon Dec 11 01:04:19 2006
* Add a quasi-random sequence generator hdsobol
(require the qrngextra extension)
Tue Sep 26 18:58:26 BOT 2006
* Fixed a bug in GSL::Vector#*
Sun Sep 24 10:37:49 BOT 2006
* Fixed a bug in GSL::Matrix.vandermonde()
* Added methods GSL::Vector#join, zip, cumsum, cumprod
Thu Sep 21 20:03:39 BOT 2006
* Added methods to calculate eigenvectors of nonsymmetric matrices
* Added test scripts tests/eigen/unsymm.rb, tests/eigen/unsymmv.rb
Wed Aug 23 00:51:12 BOT 2006
* Added methods to calculate eigenvalues of nonsymmetric matrices
Fri Aug 18 20:47:05 BOT 2006
* Fixed bug in Sf::hypot
Sat Apr 29 12:29:10 JST 2006
* Applied patch provided by Cameron McBride, to fix a bug in
randist.c
* Applied patched by zunda to fix some test/ scripts.
Thu Apr 13 22:21:02 JST 2006
* Version 1.8.0
* Added cumulative distribution functions under the module GSL::Cdf:
binomial, poisson, geometric, negative binomial, pascal and hypergeometric.
* Added module functions GSL::Cdf::beta_Pinv, beta_Qinv, fdist_Pinv, and
fdist_Qinv.
* Added the multilinear fit estimator function GSL::MultiFit::linear_est.
* Added new random variate generators,
GSL::Ran::gaussian_ziggurat and gamma_mt.
* Added Debye functions for n=5 and n=6, as
GSL::Sf::debye_5 and debye_6.
* Added GSL::Spline#min_size
* Added the Debye unit to physical constants.
Fri Dec 2 19:05:30 JST 2005
* Singleton method "new" ---> "alloc"
Sun Nov 27 14:01:12 JST 2005
* Apply patch by zunda to improve multifit.
* Fix bug in dirac.c
Tue Apr 3 JST 2005
* Added Vector#collect!, Matrix#collect!
* Added lib/rbgsl.rb, in which the GSL module is not included by default
Wed Apr 27 21:21:58 JST 2005
* The following Linalg methods now can handle NArray objects:
* GSL::Linalg::
* LU.decomp(m)
* LU.solve(lu, b)
* LU.svx(lu, bx)
* LU.det(lu, sign)
* LU.lndet(lu)
* LU.invert(lu, perm)
* QR.decomp(m)
* QR.solve(qr, tau, b)
* QR.svx(qr, tau, bx)
* SV.decomp(m)
* SV.solve(u, v, s, b)
* SV.svx(u, v, s, bx)
* Cholesky.decomp(m)
* Cholesky.solve(u, v, s, b)
* Cholesky.svx(u, v, s, bx)
* HH.solve(m, b)
* HH.svx(m, bx)
Mon Apr 18 23:27:16 JST 2005
* Improved gsl_narray.c (thanks to T. Horinouchi)
* Modified extconf.rb
* Automatic finding of NArray
* Applied a patch by zunda
Thu Apr 7 18:26:08 JST 2005
* Modified extconf.rb
Mon Mar 21 23:17:56 JST 2005
* Version 1.6.2
Sat Mar 19 01:00:15 JST 2005
* Fixed Blas.dgemm, .zgemm
* Fixed method re-definitions
Tue Mar 15 23:20:15 JST 2005
* Added class GSL::Block::Byte, GSL::Block::Index
* Added NArray-like methods, Vector#eq, ne, gt, where, any? etc.
* Added methods Vector#floor, Vector#ceil,
and Vector#round (if the system has)
Sat Mar 12 14:49:47 JST 2005
* Fixed Vector#get
Sat Feb 26 11:18:22 JST 2005
* Ruby 1.9.0 support
Sat Feb 5 03:24:28 JST 2005
* Version 1.6.1
Wed Jan 26 23:28:07 JST 2005
* Added in-place FFT methods
* Fixed FFT document
Thu Jan 20 00:55:26 JST 2005
* Added Vector#decimate, Vector#diff
* Added Matrix#rot90
* Fixed Matrix::Complex
Thu Jan 06 18:46:02 JST 2005
* Some methods which receive GSL::Vector now can also manipulate
NArray objects.
* Special functions
* Probability distributions
* Statistics
* FFTs
* Wavelet transforms
* Interpolations
* Serices accelerations
* Added method Vector#decimate
* Sf::exp now can receive Complex or Vector::Complex
Tue Jan 04
* Version 1.6.0
Thu Dec 30 04:34:14 JST 2004 Yoshiki Tsunesada
* Update for GSL-1.5.90
* Added Sf::psi_1
* Added ODE stepper rk2simp
* Added LQ, PTLQ decompositions
* Added methods Cdf::exppow_P, Cdf::exppow_Q
Mon Dec 27 22:19:55 JST 2004 Yoshiki Tsunesada
* All Ruby/GSL classes are defined as derivatives of the base class
GSL::Object.
* Defined the method GSL::Object#info
* Added Vector#histogram
* Added Vector.filescan
* Modified the methods Histogram#increment, accumulate
* Added methods Poly.fit, Poly.wfit, MultiFit.polyfit
* Added methods Vector::Complex#abs2, abs, arg
* Modified FFT methods: now they return FFTed data as a new vector,
and do not destroy the input vector.
Sat Dec 11 21:45:30 JST 2004 Yoshiki Tsunesada
* Modified Histogram#integral
Fri Dec 10 14:28:38 JST 2004 Yoshiki Tsunesada
* Added methods Histogram#reverse, Histogram2d#integrate,
Histogram2d#normalize
Mon Dec 6 01:15:03 JST 2004 Yoshiki Tsunesada
* Version 1.5.4
Fri Dec 3 22:33:46 JST 2004 Yoshiki Tsunesada
* Added Histogram#rebin
Fri Nov 26 21:17:17 JST 2004 Yoshiki Tsunesada
* Added method Vector#to_m
* Added methods Matrix#reverse_rows, Matrix#reverse_columns
Tue Nov 16 23:35:27 JST 2004 Yoshiki Tsunesada
* The method Matrix#** is now obsolete, use "*"
for matrix multiplication instead.
* Improved Matrix#* and Vetor#*
* Added methods Vector#to_m_diagonal, Vector#to_m_circulant,
Vector#collect
* Added methods Matrix.hilbert, Matrix.invhilbert, Matrix.pascal,
Matrix.vandermonde, Matrix.toeplitz, Matrix.circulant
* Added methods Vector.indgen, Vector#indgen,
Matrix.indgen, Matrix#indgen (mimics NArray)
* Added class GSL::Histogram3d
* Checked GSL lower version compatibilities
* gsl-1.0 ~ gsl-1.5: OK
* gsl-0.9.4: OK
* gsl-0.9.3 or older: not tested
* gsl-1.6 (development version, CVS Nov2004): OK
Sun Nov 7 00:56:11 JST 2004 Yoshiki Tsunesada
* Support the gsl_tensor package
* http://sources.redhat.com/ml/gsl-discuss/2004-q4/msg00053.html
* Added class GSL::Tensor, GSL::Tensor::Int
* The methods Vector#get, Vector#[] now receive multiple
arguments, or an Array, or a Range object.
Thu Nov 4 21:13:38 JST 2004 Yoshiki Tsunesada
* Added class GSL::Histogram::Integral, which represents the
cumulative distribution.
* Added method GSL::Histogram#integrate, which creates a
GSL::Histogram::Integral object.
* Added methods GSL::Histogram2d#xproject, yproject, normalize, increment2.
Sun Oct 31 02:34:28 JST 2004 Yoshiki Tsunesada
* Fix the document for Polynomials
* Added methods Poly::hermite(n), Poly::cheb(n), and Poly::cheb_II(n) etc..
* Added method Poly#compan, which returns the companion matrix.
* The method Matrix#/ is improved: if a Vector is given, this method
solves the linear system.
Mon Oct 25 01:25:12 JST 2004 Yoshiki Tsunesada
* Split the source file "randist.c" into "randist.c" and "cdf.c"
* Split the source file "diff.c" into "diff.c" and "deriv.c"
* Split the source file "interp.c" into "interp.c" and "spline.c"
* Added methods Vector#abs, sqrt, square, normalize
* Added sample scripts odeiv/frei1.rb, fft/frei2.rb
and eigen/qhoscillator.rb, which deal with quantum mechanical
calculations. These are translated from the C++ code in the
Harald Wiedemann's textbook "Numerische Physik"
(Springer 2004, ISBN 3-540-40774-X).
Sat Oct 23 19:08:02 JST 2004 Yoshiki Tsunesada
* Added a method GSL::Vector#logspace2. The following two are
equivalent:
v1 = Vector.logspace(1, 3, 5)
v2 = Vector.logspace2(10, 1000, 5)
Tue Oct 19 23:23:38 JST 2004 Yoshiki Tsunesada
* Support the rngextra package
* http://www.network-theory.co.uk/download/rngextra/
* Added two random number generators "rngextra_rng1" and "rngextra_rng2"
* Fixed a bug in the method Vector#subvector_with_stride
Mon Oct 18 22:22:21 JST 2004 Yoshiki Tsunesada
* Added a sample script dht.rb
Fri Oct 8 23:09:00 JST 2004 Yoshiki Tsunesada
* Version 1.5.3
Thu Oct 7 22:47:59 JST 2004 Yoshiki Tsunesada
* The methods Vector.graph and GSL::graph improved.
* Added sample scripts of special functions and probability distribution
functions.
Sat Oct 2 23:13:49 JST 2004 Yoshiki Tsunesada
* Discrete wavelet transform (experimental)
* Presently this is only for CVS trackers,
since DWT is not supported in the latest version GSL-1.5.
* Added methods Vector.connect, Vector#connect
Thu Sep 30 22:56:47 JST 2004 Yoshiki Tsunesada
* The methods Vector#[] and Vector#[]= accept an index of
negative integer. For example, v[-1] returns the last element
of the vector v, v[-2] does the second last, and so on.
Fri Sep 24 21:52:06 JST 2004 Yoshiki Tsunesada
* Fixed bug in Sf::legendre_Ql
Wed Sep 1 19:02:42 JST 2004 Yoshiki Tsunesada
* Version 1.5.2
Fri Aug 27 03:18:46 JST 2004 Yoshiki Tsunesada
* Experimental implementation of GNU plotutils graph and GNUPLOT interfaces
* Added unary minus operators for GSL::Vector, GSL::Matrix
Thu Aug 19 14:28:08 JST 2004 Yoshiki Tsunesada
* Added class GSL::Matrix::Int
* Correct descriptions of GSL::Matrix#get_row, get_col
* Changed behaviour of methods NArray#to_gv, NArray#to_gm,
added methods NArray#to_gv_view, NArray#to_gm_view
Wed Aug 18 02:38:20 JST 2004
* Added method GSL::set_error_handler
Tue Aug 17 20:59:39 JST 2004
* Version 1.5.1
Sat Aug 14 16:27:05 JST 2004 Yoshiki Tsunesada
* Changed behaviour of the methods Odeiv::Evolve#apply, Odeiv::Solver#apply
* Fixed bug in GSL::Histogram#get
* Fixed buf in GSL::Vector#matrix_view_with_tda
* Added class GSL::Vector::Int
* Added test suite
Wed Aug 11 14:39:17 JST 2004 Yoshiki Tsunesada
* Fixed bug in GSL::Sf::legendle_Ql_e
* Fixed bug in GSL::MultiFit.linear
Tue Aug 10 10:31:21 JST 2004 Yoshiki Tsunesada
* Fixed bugs in GSL::Cdf::gumbel2_P, gumbel2_Q
* Version 1.5.0
Fri Aug 6 00:58:29 JST 2004 Yoshiki Tsunesada
* Fixed bug in Histogram2d.new_uniform
4.Aug.2004
* Correct source code errors in interp.c, multifit.c
2.Aug.2004
* Added methods GSL::Vector#dot (inner product)
* Added classes GSL::Vector::Col < GSL::Vector,
GSL::Vector::Col::View < GSL::Vector::Col
1.Aug.2004
* Version 0.9.9
30.Jul.2004
* Added methods GSL::Rng.default_seed, GSL::Rng.default_seed=(seed)
26.Jul.2004
* Cumulative distribution functions
* Changed module path GSL::Ran:: ---> GSL::Cdf
* Constants GSL::VERSION, GSL::RUBY_GSL_VERSION defined
24.Jul.2004
* Experimental implementation of discrete wavelet transforms (tests/wavelet)
22.Jul.2004
* Elementary functions as GSL::sin now can take argument of Integer, Float,
Array, Vector or Matrix.
* Strict type check
20.Jul.2004
* Added methods GSL::heapsort, Vector#heapsort, Vector::Complex#heapsort
* Added methods GSL::heapsort_index, Vector#heapsort_index,
Vector::Complex#heapsort_index
* version 0.9.4
18.Jul.2004
* Added missing functions GSL::Sf::legendre_Ql
* Added missing functions GSL::Sf::psi_e
* Added missing functions GSL::Sf::zetam1, zetam1_int
17.Jul.2004
* Added GSL::Eigen::Symmv::sort, GSL::Eigen::Hermv::sort
* Update GSL::Monte
15.Jul.2004
* Version 0.9.2
* Added methods Matrix#each_row, Matrix#each_col
* Added methods Matrix::Complex#each_row, Matrix::Complex#each_col
* Fixed bug in Complex::polar
* Fixed bug in Complex#abs, arg, abs2, logabs
13.Jul.2004
* Added Matrix#trace, Matrix::Complex#trace
11.Jul.2004
* version 0.9.0
* Householder Transformations
* LU decomposition for complex matrices
* All the GSL functions implemented.
10.Jul.2004
* Blas level 3
* Fixed GSL::Vector::sort_index
8.Jul.2004
* Correct document on random distributions
7.Jul.2004
* Fixed bug in the method GSL::Sf::coulomb_wave_sphF_array
6.Jul.2004
* GSL 1.5 support
* Fixed a bug in the method GSL::Sf::bessel_sequence_Jnu_e
5.Jul.2004
* Compile test with -Wall option:
* remove unused variables, check missing prototype declarations
* Fixed a bug in the method GSL::Multimin::test_size (wrong binding)
30.Jun.2004
* ver 0.4.7
28.Jun.2004
* Switch rb_f_lambda() and rb_block_proc(), for proper ruby version.
20.Jun.2004
* Added Linalg::balance_comlumns(A, D) and Matrix#balance_columns(D)
* BLAS support
* Level 1
* Level 2
19.Jun.2004
* Support gsl-1.4.90
* Added Stefan-Boltzmann constant, Thomson scattering cross section
* Module Deriv
13.Jun.2004
* Fixed a bug in the sample script integration/friedmann.rb
* Improved interfaces of polynomial equations
* Correct the document on GSL::Complex
10.Jun.2004
* ver 0.4.2
* The module GSL::Math removed
* The module name GSL::Const is changed to GSL::CONST
09.Jun.2004
* ver 0.4.1
* Add random number generators borosh13, coveyou, fishman18,
fishman20, fishman2x, knuthran, knuthran2, lecuyer21, waterman14.
* Correct the documentation on random number generators
* Add functions expint_E1_scaled,expint_E2_scaled, and others
* Add methods Rng::fwrite, fread
* Add function binomial_tpe
05.Jun.2004
* 0.4.0
02.Jun.2004
* rb_gc_mark
* Implemented simulated annealing, Ntuples
25.Apr.2004
* Vector, Matrix, Matrix::Complex coerce
24.Apr.2004 version 0.3.11
* GSL::Complex, coerce
22.Apr.2004 version 0.3.10
* polish sources of special functions
18.Apr.2004, version 0.3.9
* bug fix Eigensystems, Interpolation
16.Apr.2004
* bug fix Vector, Matrix, Linalg
14.Apr.2004, version 0.3.8
* N-tuples
* Improvement in NArray object conversions (thanks to S. Nishizawa)
13.Apr.2004
* Poly divided-difference reporesentation, Taylor expansion
* Apply patch by S. Nishizawa, for type checks in C code,
and some modifications in sample scripts
12.Apr.2004, version 0.3.7
* Add mathematical functions ldexp, frexp
* Add gsl_sf_hazard function
* QRng bug fix
* GSL::Stats module
version 0.3.6 Monte-Carlo integration
version 0.3.5 Multidimensional minimization
version 0.3.4 Combinations, One dimensional minimization, Multidimensional
root-finding
version 0.3.3 Nonlinear least-squared fitting
versoin 0.3.2 Least-squared fitting
version 0.3.1 One dimensional root-finding
version 0.3.0 FFTs, Ordinary differential equations
2002 version 0.2.5