Contents of Numerical Recipes
(Second Edition in C or Fortran)
(Page numbers may vary slightly between the two language versions.)
Preface to the Second Edition xi
Preface to the First Edition xiv
Legal Matters xvi
Computer Programs by Chapter and Section xix
1 Preliminaries
1.0 Introduction 1
1.1 Program Organization and Control Structures 5
1.2 Error, Accuracy, and Stability 18
2 Solution of Linear Algebraic Equations
2.0 Introduction 22
2.1 Gauss-Jordan Elimination 27
2.2 Gaussian Elimination with Backsubstitution 33
2.3 LU Decomposition and Its Applications 34
2.4 Tridiagonal and Band Diagonal Systems of Equations 42
2.5 Iterative Improvement of a Solution to Linear Equations 47
2.6 Singular Value Decomposition 51
2.7 Sparse Linear Systems 63
2.8 Vandermonde Matrices and Toeplitz Matrices 82
2.9 Cholesky Decomposition 89
2.10 QR Decomposition 91
2.11 Is Matrix Inversion an $N^3$ Process? 95
3 Interpolation and Extrapolation
3.0 Introduction 99
3.1 Polynomial Interpolation and Extrapolation 102
3.2 Rational Function Interpolation and Extrapolation 104
3.3 Cubic Spline Interpolation 107
3.4 How to Search an Ordered Table 110
3.5 Coefficients of the Interpolating Polynomial 113
3.6 Interpolation in Two or More Dimensions 116
4 Integration of Functions
4.0 Introduction 123
4.1 Classical Formulas for Equally Spaced Abscissas 124
4.2 Elementary Algorithms 130
4.3 Romberg Integration 134
4.4 Improper Integrals 135
4.5 Gaussian Quadratures and Orthogonal Polynomials 140
4.6 Multidimensional Integrals 155
5 Evaluation of Functions
5.0 Introduction 159
5.1 Series and Their Convergence 159
5.2 Evaluation of Continued Fractions 163
5.3 Polynomials and Rational Functions 167
5.4 Complex Arithmetic 171
5.5 Recurrence Relations and Clenshaw's Recurrence Formula 172
5.6 Quadratic and Cubic Equations 178
5.7 Numerical Derivatives 180
5.8 Chebyshev Approximation 184
5.9 Derivatives or Integrals of a Chebyshev-approximated Function 189
5.10 Polynomial Approximation from Chebyshev Coefficients 191
5.11 Economization of Power Series 192
5.12 Pad\'e Approximants 194
5.13 Rational Chebyshev Approximation 197
5.14 Evaluation of Functions by Path Integration 201
6 Special Functions
6.0 Introduction 205
6.1 Gamma Function, Beta Function, Factorials, Binomial Coefficients 206
6.2 Incomplete Gamma Function, Error Function, Chi-Square Probability Function, Cumulative Poisson Function 209
6.3 Exponential Integrals 215
6.4 Incomplete Beta Function, Student's Distribution, F-Distribution,Cumulative Binomial Distribution 219
6.5 Bessel Functions of Integer Order 223
6.6 Modified Bessel Functions of Integer Order 229
6.7 Bessel Functions of Fractional Order, Airy Functions, SphericalBessel Functions 234
6.8 Spherical Harmonics 246
6.9 Fresnel Integrals, Cosine and Sine Integrals 248
6.10 Dawson's Integral 252
6.11 Elliptic Integrals and Jacobian Elliptic Functions 254
6.12 Hypergeometric Functions 263
7 Random Numbers
7.0 Introduction 266
7.1 Uniform Deviates 267
7.2 Transformation Method: Exponential and Normal Deviates 277
7.3 Rejection Method: Gamma, Poisson, Binomial Deviates 281
7.4 Generation of Random Bits 287
7.5 Random Sequences Based on Data Encryption 290
7.6 Simple Monte Carlo Integration 295
7.7 Quasi- (that is, Sub-) Random Sequences 299
7.8 Adaptive and Recursive Monte Carlo Methods 306
8 Sorting
8.0 Introduction 320
8.1 Straight Insertion and Shell's Method 321
8.2 Quicksort 323
8.3 Heapsort 327
8.4 Indexing and Ranking 329
8.5 Selecting the $M$th Largest 333
8.6 Determination of Equivalence Classes 337
9 Root Finding and Nonlinear Sets of Equations
9.0 Introduction 340
9.1 Bracketing and Bisection 343
9.2 Secant Method, False Position Method, and Ridders' Method 347
9.3 Van Wijngaarden--Dekker--Brent Method 352
9.4 Newton-Raphson Method Using Derivative 355
9.5 Roots of Polynomials 362
9.6 Newton-Raphson Method for Nonlinear Systems of Equations 372
9.7 Globally Convergent Methods for Nonlinear Systems of Equations 376
10 Minimization or Maximization of Functions
10.0 Introduction 387
10.1 Golden Section Search in One Dimension 390
10.2 Parabolic Interpolation and Brent's Method in One Dimension 395
10.3 One-Dimensional Search with First Derivatives 399
10.4 Downhill Simplex Method in Multidimensions 402
10.5 Direction Set (Powell's) Methods in Multidimensions 406
10.6 Conjugate Gradient Methods in Multidimensions 413
10.7 Variable Metric Methods in Multidimensions 418
10.8 Linear Programming and the Simplex Method 423
10.9 Simulated Annealing Methods 436
11 Eigensystems
11.0 Introduction 449
11.1 Jacobi Transformations of a Symmetric Matrix 456
11.2 Reduction of a Symmetric Matrix to Tridiagonal Form: Givens and Householder Reductions 462
11.3 Eigenvalues and Eigenvectors of a Tridiagonal Matrix 469
11.4 Hermitian Matrices 475
11.5 Reduction of a General Matrix to Hessenberg Form 476
11.6 The QR Algorithm for Real Hessenberg Matrices 480
11.7 Improving Eigenvalues and/or Finding Eigenvectors by Inverse Iteration 487
12 Fast Fourier Transform
12.0 Introduction 490
12.1 Fourier Transform of Discretely Sampled Data 494
12.2 Fast Fourier Transform (FFT) 498
12.3 FFT of Real Functions, Sine and Cosine Transforms 504
12.4 FFT in Two or More Dimensions 515
12.5 Fourier Transforms of Real Data in Two and Three Dimensions 519
12.6 External Storage or Memory-Local FFTs 525
13 Fourier and Spectral Applications
13.0 Introduction 530
13.1 Convolution and Deconvolution Using the FFT 531
13.2 Correlation and Autocorrelation Using the FFT 538
13.3 Optimal (Wiener) Filtering with the FFT 539
13.4 Power Spectrum Estimation Using the FFT 542
13.5 Digital Filtering in the Time Domain 551
13.6 Linear Prediction and Linear Predictive Coding 557
13.7 Power Spectrum Estimation by the Maximum Entropy (All Poles) Method 565
13.8 Spectral Analysis of Unevenly Sampled Data 569
13.9 Computing Fourier Integrals Using the FFT 577
13.10 Wavelet Transforms 584
13.11 Numerical Use of the Sampling Theorem 600
14 Statistical Description of Data
14.0 Introduction 603
14.1 Moments of a Distribution: Mean, Variance, Skewness, and So Forth 604
14.2 Do Two Distributions Have the Same Means or Variances? 609
14.3 Are Two Distributions Different? 614
14.4 Contingency Table Analysis of Two Distributions 622
14.5 Linear Correlation 630
14.6 Nonparametric or Rank Correlation 633
14.7 Do Two-Dimensional Distributions Differ? 640
14.8 Savitzky-Golay Smoothing Filters 644
15 Modeling of Data
15.0 Introduction 650
15.1 Least Squares as a Maximum Likelihood Estimator 651
15.2 Fitting Data to a Straight Line 655
15.3 Straight-Line Data with Errors in Both Coordinates 660
15.4 General Linear Least Squares 665
15.5 Nonlinear Models 675
15.6 Confidence Limits on Estimated Model Parameters 684
15.7 Robust Estimation 694
16 Integration of Ordinary Differential Equations
16.0 Introduction 701
16.1 Runge-Kutta Method 704
16.2 Adaptive Stepsize Control for Runge-Kutta 708
16.3 Modified Midpoint Method 716
16.4 Richardson Extrapolation and the Bulirsch-Stoer Method 718
16.5 Second-Order Conservative Equations 726
16.6 Stiff Sets of Equations 727
16.7 Multistep, Multivalue, and Predictor-Corrector Methods 740
17 Two Point Boundary Value Problems
17.0 Introduction 745
17.1 The Shooting Method 749
17.2 Shooting to a Fitting Point 751
17.3 Relaxation Methods 753
17.4 A Worked Example: Spheroidal Harmonics 764
17.5 Automated Allocation of Mesh Points 774
17.6 Handling Internal Boundary Conditions or Singular Points 775
18 Integral Equations and Inverse Theory
18.0 Introduction 779
18.1 Fredholm Equations of the Second Kind 782
18.2 Volterra Equations 786
18.3 Integral Equations with Singular Kernels 788
18.4 Inverse Problems and the Use of A Priori Information 795
18.5 Linear Regularization Methods 799
18.6 Backus-Gilbert Method 806
18.7 Maximum Entropy Image Restoration 809
19 Partial Differential Equations
19.0 Introduction 818
19.1 Flux-Conservative Initial Value Problems 825
19.2 Diffusive Initial Value Problems 838
19.3 Initial Value Problems in Multidimensions 844
19.4 Fourier and Cyclic Reduction Methods for Boundary Value Problems 848
19.5 Relaxation Methods for Boundary Value Problems 854
19.6 Multigrid Methods for Boundary Value Problems 862
20 Less-Numerical Algorithms
20.0 Introduction 881
20.1 Diagnosing Machine Parameters 881
20.2 Gray Codes 886
20.3 Cyclic Redundancy and Other Checksums 888
20.4 Huffman Coding and Compression of Data 896
20.5 Arithmetic Coding 902
20.6 Arithmetic at Arbitrary Precision 906
References 916
Index of Programs and Dependencies 921
General Index 935