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Fortran的数学物理方程数值算法源程序。这是"Numerical Methods for Physics"第二版的Fortran源程序

% Numerical Methods for Physics, 2nd Ed. (FORTRAN).
% Version 1.0a  2-Oct-99
% Copyright (c) 1999 by Alejandro Garcia.

% advect.f    Advection PDE solver using various methods
% balle.f     Projectile motion (baseball) program
% barrow.txt    Carbon dioxide data for Barrow, Alaska
% bess.f      Bessel function routine
% cinv.f      Complex matrix inverse routine
% colider.f   DSMC particle collision routine
% dftcs.f     Diffusion PDE solver using FTCS method
% dsmceq.f    Relaxation to equilibrium using DSMC method
% dsmcne.f    Couette flow routine using DSMC method
% errintg.f   Integrand of error function
% fft.f       Fast Fourier transform function
% fft2.f      Two-dimensional FFT routine
% fftpoi.f    Poisson PDE solver using MFT method
% fnewtn.f    Lorenz model ODEs and Jacobian routine
% ftdemo.f    Fourier transform demo program
% ge.f        Gaussian elimination routine
% gravrk.f    Function for Kepler equations of motion
% ifft.f      Inverse fast Fourier transform function
% ifft2.f     Two-dimensional inverse FFT routine
% interp.f    Interpolation program
% intrpf.f    Interpolation function
% inv.f       Matrix inverse routine
% legndr.f    Legendre polynomial function
% linreg.f    Linear curve fit routine
% lorenz.f    Lorenz model program
% lorzrk.f    Function for Lorenz model ODEs
% lsfdemo.f   Least square fit demo program
% mauna.txt     Carbon dioxide data for Mauna Loa, Hawaii
% mover.f     DSMC particle moving routine
% neutrn.f    Neutron diffusion PDE solver
% newtn.f     Root finding by Newton's method
% orbit.f     Orbits of comets program
% orthog.f    Program to test vector orthogonality
% pendul.f    Simple pendulum program
% pollsf.f    Polynomial curve fit routine
% rand.f      Uniformly distributed random number function
% randn.f     Normal (Gaussian) dist. random number function
% relax.f     Laplace PDE solver using relaxation methods
% rk4.f       Runge-Kutta routine
% rka.f       Adaptive Runge-Kutta routine
% rombf.f     Romberg integration routine
% sampler.f   DSMC particle sampling routine
% schro.f     Schrodinger PDE solver using Crank-Nicolson
% sorter.f    DSMC particle sorting routine
% sprfft.f    Spring-mass oscillations program
% sprrk.f     Function for Spring-mass ODEs
% traffic.f   Traffic PDE solver using various methods
% tri_ge.f    Gaussian elimination for tridiagonal matrices
% zeroj.f     Zeros of Bessel function routine