Tue Aug 10 10:31:21 JST 2004 Yoshiki Tsunesada <y.tsunesada@yahoo.co.jp>
  * Fixed bugs in GSL::Cdf::gumbel2_P, gumbel2_Q
  * Version 1.5.0
	
Fri Aug  6 00:58:29 JST 2004 Yoshiki Tsunesada <y.tsunesada@yahoo.co.jp>
  * 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
  * Sublibraries as gsl/basic, gsl/poly are removed, all the modules are
    re-combined. (Compilation failed under cygwin)
  * ver 0.4.7

28.Jun.2004
  * Switch rb_f_lambda() and rb_block_proc(), for proper ruby version.

22.Jun.2004
  * The extension library is split into sub-libraries, as
    * gsl/basic
    * gsl/poly
    * gsl/integration ....
    and so on.

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 

