GSL
The GNU Scientific Library {#gsl-the-gnu-scientific-library align="center"}

GSL is a directory of C++ programs which illustrate the use of the GNU Scientific Library.

GSL includes routines for

BLAS (Basic Linear Algebra Subprogram) support;
Chebyshev Approximation;
Complex numbers;
Differential Equations;
Discrete Hankel Transforms;
Eigenvalues and Eigenvectors;
FFT, Fast Fourier Transforms;
Histograms;
IEEE Floating Point Calculations;
Interpolation;
Least Squares Fitting;
Linear Algebra;
Minimization;
Monte Carlo Integration;
N-Tuples;
Numerical Differentiation;
Permutations;
Physical Constants;
Quadrature (Numerical Integration);
Quasi-Random sequences;
Random Distributions;
Random Number Generation;
Root finding of general nonlinear equations;
Roots of Polynomials;
Series Acceleration;
Simulated Annealing;
Sorting;
Special Functions
- Airy
- Bessel
- Clausen
- Coulomb
- Coupling (Wigner 3j, 6j, 9j)
- Dawson
- Debye
- Dilogarithm
- Elliptic Integrals and Functions
- Error Function
- Exponential Function and Integrals
- Fermi-Dirac Function
- Gamma
- Gegenbauer
- Hypergeometric
- Laguerre
- Lambert W
- Legendre Functions; Spherical Harmonics
- Logarithm
- Power
- Psi or Digamma
- Synchrotron
- Transport
- Trigonometric Functions
- Zeta
Statistics;
Vectors and matrices;

Usage: {#usage align="center"}

g++ myprog.C -lgsl -lgslcblas : compiles myprog.C and links it with GSL and the necessary BLAS routines.

Related Data and Programs: {#related-data-and-programs align="center"}

BLAS1, a C++ library which implements the BLAS Level 1 vector-vector routines, which is included in GSL.

BLAS2, a FORTRAN90 library which implements the BLAS Level 2 matrix-vector routines, which is included in GSL.

BLAS3, a FORTRAN90 library which implements the BLAS Level 3 matrix-matrix routines, which is included in GSL.

POLPAK, a C++ library which evaluates various recursive polynomials and other special functions.

SPECFUN, a FORTRAN77 library which evaluates various special functions.

TEST_VALUES, a C++ library which returns a few values of various special functions.

Reference: {#reference align="center"}

http://www.gnu.org/software/gsl/ the GSL home page.
Mark Gelassi, Jim Davies, James Tyler, Bryan Gough, Reid Priedhorsky, Gerard Jungman, Michael Booth, Fabrice Rossi,
GNU Scientific Library Reference Manual,
Network Theory Limited, 2005,
ISBN: 0954612078.

Examples and Tests: {#examples-and-tests align="center"}

gsl_test.cpp, a calling program;
gsl_test_output.txt, the sample output.

You can go up one level to the C++ source codes.

Last revised on 31 August 2005.