| 
			         | 
		         
		       
		        
			          | 
		          
		        
					| Авторизация | 
		         
		        
					| 
 | 
		          
		        
			          | 
		          
		        
			        | Поиск по указателям | 
		         
		        
			        
					 
				        
					
			         | 
		          
		        
			          | 
		          
			
			         | 
		         
       		 
			          | 
		          
                
                    | 
                        
                     | 
                  
		
			          | 
		          
		        
			          | 
		          
		
             
	     | 
	    
	      | 
	    
	    
            
		 |  
                
                    | Bjoerck A., Dahlquist G. — Numerical mathematics and scientific computation | 
                  
                
                    | 
                        
                     | 
                 
                                                                
			          | 
	          
                
                    | Предметный указатель | 
                  
                
                    
                        A-norm      333  
A-orthogonal vectors      336  
Adjoint matrix      190  
Aitken extrapolation      237  
Algorithm,        29  
Algorithm, back-substitution      6  
Algorithm, back-substitution, banded      25  
Algorithm, band LU      24  
Algorithm, band-Cholesky      36  
Algorithm, block Cholesky      48  
Algorithm, block LU factorization      47  
Algorithm, block-Cholesky factorization      48  
Algorithm, CG      340  
Algorithm, CGLS      351  
Algorithm, CGNE      351  
Algorithm, CGNR      365  
Algorithm, Cholesky factorization      34  
Algorithm, classical Gram — Schmidt      121  
Algorithm, compact LU      19  
Algorithm, Euler — Newton method      399  
Algorithm, forward-substitution, banded      25  
Algorithm, Gaussian elimination      7  
Algorithm, Givens rotations      132 247  
Algorithm, Householder QR      136  
Algorithm, Householder reflection      131  
Algorithm, incomplete Cholesky      372  
Algorithm, incomplete LU      369  
Algorithm, IRLS      183  
Algorithm, Lanczos      285 359  
Algorithm, MGS, least squares by      126  
Algorithm, MGS, minimum norm solution by      127  
Algorithm, modified Gram — Schmidt      123  
Algorithm, orthogonal iteration      281  
Algorithm, preconditioned CG      363  
Algorithm, preconditioned CGNE      365  
Algorithm, Rayleigh — Ritz procedure      279  
Algorithm, recursive Cholesky factorization      51  
Algorithm, svd      230 234  
Algorithm, The Arnoldi process      288  
Algorithm, tridiagonal spectrum slicing      254  
Algorithm, Vandermonde system      85  
Algorithm, Vandermonde system, dual      84  
Analytic function of matrix      207  
Armijo — Goldstein criterion      396  
Arnoldi's method      288—289 354—358  
Arnoldi's process      355  
Arrowhead matrix      253  
Augmented linear system      96  
Augmented system      140—141  
B-splines, cubic      142  
Back-substitution      5  
Back-substitution, banded      25  
Banach space      387  
Banded matrix of standard form      141  
Banded systems      23—36  
Bandwidth of LU factors      23  
Bandwidth, lower      23  
Bandwidth, row      101  
Bandwidth, upper      23  
Bauer — Fike's theorem      217  
BCG      see "Bi-conjugate gradient"  
BFGS update      406  
Bi-conjugate gradient method      360  
Bidiagonal decomposition, Lanczos process      287  
Bidiagonal form, reduction to      153—155  
Bidiagonal matrix      23  
Bilinear      442  
Bordered matrix      54  
Broyden's method      393  
Canonical form, Kronecker      291  
Canonical form, Schur      199—202  
Cauchy matrix      87  
Cayley — Hamilton theorem      204  
CG      see also "Conjugate gradient"  
CG method, preconditioned      363—364  
cgs      361 see  
Characteristic equation      191  
Characteristic polynomial      191  
Chebyshev polynomials      328  
Chebyshev semi-iterative method      330  
Cholesky factorization      33—37 100  
Cholesky factorization, backward error      74  
Cholesky factorization, block incomplete      373  
Cholesky factorization, incomplete      371  
Cholesky factorization, sparse      62  
Cholesky factorization, symbolic      62  
Column scaling      117  
Column scaling, optimal      105  
Condition estimation      71—72 157—158  
Condition estimation, Hager's      72  
Condition number of matrix      65  
Condition number, general matrix      115  
Conjugate gradient method      338—344  
Conjugate gradient method, preconditioned      364—366  
Conjugate gradient method, rate of convergence      342  
Conjugate residual method      341 345  
Consistently ordered      320  
Constrained problem, quadratic inequality      172—175  
Continuation method      398—399  
Contraction      386  
Contraction mapping theorem      386  
Convergence, acceleration of      327—331  
Convergence, asymptotic rate      311  
Convergence, average rate      311  
Convergence, conditions for      309  
Convergent matrix      309  
Convex set      427  
Cost vector      427  
Covariance matrix      92—94 102  
Covariance matrix, estimate      101  
Covariance matrix, method      161  
Craig's method      351  
Cramer's rule      2  
Crout's algorithm      19  
CS decomposition      295—296  
Decomposition, block diagonal      202  
Decomposition, CS      295—296  
Decomposition, GSVD      296  
Decomposition, SVD      108  
Defect matrix      374  
Deflation      238—239  
Deflation of matrix      195 239  
Degeneracy      434—436  
Departure from normality      202  
Derivative, directional      444  
Derivative, Frechet      444  
Derivative, Gateaux      444  
Derivative, higher, vector-valued      444  
Derivative, partial      444  
Descent direction      395 403  
Diagonal scaling, optimal      368  
Differentials, elementary      447  
Direct elimination, method of      170  
Direct methods, fast      374—376  
Directional derivative      444  
Distance to singular matrices      67  
Divide and conquer, tridiagonal eigenproblem      252—253  
Dominant, invariant subspace      244  
Doolittle's algorithm      19  
Double pendulum      401  
Downdating, Cholesky factorization      168  
Downdating, Gram — Schmidt decomposition      167—168  
Downdating, QR decomposition      166—167  
Downdating, Saunders algorithm      170  
Eigenvalue by spectrum slicing      254—256  
Eigenvalue of Kronecker product      197  
Eigenvalue of Kronecker sum      197  
Eigenvalue of matrix      191  
Eigenvalue problem, large      278—289  
Eigenvalue, algebraic multiplicity      195  
 | Eigenvalue, defective      196  
Eigenvalue, dominant      237  
Eigenvalue, error bound      223—226  
Eigenvalue, geometric multiplicity      195  
Eigenvalue, Jacobi's method      229—232  
Eigenvalue, perturbation      217—226  
Eigenvalue, power method      236—245  
Eigenvalue, subspace iteration      243—245  
Eigenvector of matrix      191  
Eigenvector, perturbation      217—226  
Element growth      10 27 73  
Element growth, Bunch — Kaufman pivoting      39  
Element growth, complete pivoting      74  
Element growth, partial pivoting      74  
Elementary differentials      447 450  
Elementary reflector      130  
Elementary rotations, unitary      236  
Elliptic equation      344  
Envelope of LU factors      56  
Envelope of matrix      56  
Error bounds, a posteriori      70  
Error bounds, backward      69  
Error, componentwise estimate      158  
Errors-in-variable model      178  
Euler expansion      377  
Exchange matrix      22  
Expansion, Euler      377  
Expansion, Neumann      377  
Exponential fitting      408  
Exponential of matrix      206  
Fast Fourier Transform      375  
Feasible point      384  
Feasible point, basic      430  
Feasible point, degenerate      430  
Feasible region      384  
Field of values      224  
Fill-in      55  
Filter factor      146  
Fischer's theorem      111 221  
Fixed Point Iteration      385—388  
FLOP      7  
Flop count,        30  
Flop count, banded back-substitution      25  
Flop count, banded LU      25  
Flop count, Cholesky factorization      100  
Flop count, condition estimation      72  
Flop count, Gauss — Jordan elimination      18  
Flop count, Gaussian elimination      8  
Flop count, Gram — Schmidt      123  
Flop count, Hessenberg system      25  
Flop count, Householder QR      144  
Flop count, inverse matrix      21  
Flop count, normal equations      100  
Flop count, QR algorithm for SVD      274  
Flop count, QR factorization      137 158  
Flop count, QR factorization, banded      141  
Flop count, QR step      262  
Flop count, reduction to bidiagonal form      154  
Flop count, reduction to Hessenberg form      249 250  
Flop count, triangular system      8  
Flop count, tridiagonal system      26  
Forward-substitution, banded      25  
Frechet derivative      443  
Functional equation      383  
Functions, matrix-valued      206—212  
Fundamental subspaces      114  
Gap of spectrum      279  
Gateaux derivative      444  
Gauss — Jordan elimination      18  
Gauss — Markoff 's theorem      93  
Gauss — Newton method      409—413  
Gauss — Newton method, rate of convergence      413  
Gauss — Seidel's method      304 335  
Gauss — Seidel's method, nonlinear      385  
Gaussian elimination      3—20  
Gaussian elimination, backward error      73  
Gaussian elimination, block algorithms      46—53  
Gaussian elimination, compact schemes      18—20  
Gaussian elimination, matrix representation of      15  
Gaussian elimination, rounding error analysis      73—76  
Gaussian elimination, scaling invariance      77  
ge      see "Gaussian elimination"  
Generalized eigenvalue problem      290—294  
Generalized SVD      296—297  
Geometric fitting      420  
Gershgorin disks      215  
Gershgorin's theorem      215 216  
Givens rotation      131  
Givens rotation, unitary      247  
GKBD      see "Golub — Kahan bidiagonalization"  
Global convergence      395—397  
gmres      354—358  
GMRES, preconditioned      366  
GMRES, restarted      358  
Golub — Kahan bidiagonalization      287—288 352  
Golub — Kahan bidiagonalization in finite precision      288  
Grade of vector      196  
Graded matrix      251  
Gradient vector      387 402  
Gram — Schmidt decomposition, downdating of      167—168  
Gram — Schmidt decomposition, modifying      167—168  
Gram — Schmidt, classical      121  
Gram — Schmidt, modified      123  
Gram — Schmidt, orthogonalization      121—129  
Graph, connected      193  
Graph, directed      193  
Graph, ordered      59  
Graph, undirected      59  
Growth ratio      10 73 250  
Hankel matrix      86  
Hermitian matrix      190  
Hessenberg form, reduction to      248—250  
Hessenberg matrix      23  
Hessenberg matrix, unreduced      198 263  
Hessian matrix      402 445  
Hestenes method      233—234  
Hilbert matrix      87  
Homotopy      398  
Hotelling      239  
Householder reflection, unitary      247  
Householder reflector      130  
Hyperbolic rotations      133  
ill-posed problems      172—175  
Implicit function      443  
Incomplete factorization      369—374  
Incomplete factorization, block      372—374  
Incomplete factorization, Cholesky      371  
Incomplete factorization, LU      369  
Incremental loading      399  
Inertia of matrix      223  
Initial basis      437  
Inner iteration      373  
Instability, irrelevant      249  
Invariant subspace      193  
Inverse function      443  
Inverse iteration      239—242  
Inverse iteration, shift      240  
Inverse of band matrix      26  
Inverse, left      121  
Inverse, product form of      18  
IRLS      see "Iteratively reweighted least squares"  
Iteration matrix      308  
Iteration matrix, Gauss — Seidel      309  
Iteration matrix, Jacobi      309  
Iteration matrix, SOR      319  
Iteration matrix, SSOR      324  
Iterative method, block      325—326  
Iterative method, classical      348  
Iterative method, convergent      309  
Iterative method, error reducing      350  
 |   
                            
                     | 
                  
			  | 
		          
			| Реклама |  
			  | 
		          
			 |  
                             
         | 
	    
 
 
      |  
      |  
	
 
 |