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原版英文书 第二版* a% |( _" t3 R' c. M! @- H3 \) F7 b
contents:
' u# J# J2 A- T) e2 I- wPreface to the first edition page viii' t( E8 a* X2 ]
Preface to the second edition xi3 l8 W# T7 `* T3 }9 P
1 Introduction 1
1 ?; c& u9 m4 I: Y i) g" J2 Parabolic equations in one space variable 7
* v" }' L- u g2 T r2.1 Introduction 7, x0 L$ d, F' F/ f- z; ^( M
2.2 A model problem 7& }! ?# r" y" L. `' [% L$ h
2.3 Series approximation 98 j% T' c/ b$ P# W% {% k+ b
2.4 An explicit scheme for the model problem 10# w7 |/ y* T' n# W: m0 q* I1 X
2.5 Difference notation and truncation error 12* W8 x; ?) Q" ?
2.6 Convergence of the explicit scheme 16 ~" p3 I! D, J
2.7 Fourier analysis of the error 19
: W6 `. k' r0 O* B2.8 An implicit method 22" L; B( h1 F3 \" x/ B
2.9 The Thomas algorithm 24
4 S2 W" v# T7 M1 B: J- O2.10 The weighted average or θ-method 26
' `% \( P3 v8 Q& i$ g2.11 A maximum principle and convergence
5 Y; R5 x1 J% ~0 K1 w Mfor μ(1−θ)≤ 10 A% W4 h0 B0 {. O0 Y& Z& d
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2.12 A three-time-level scheme 38
( k& ^$ |. ]- P1 n( D2.13 More general boundary conditions 39
$ x n1 Z% ]6 \2 h& |2.14 Heat conservation properties 44- k m/ ~6 _6 z
2.15 More general linear problems 464 ], a7 w6 m R7 v* a
2.16 Polar co-ordinates 52. E( p3 S6 m5 F! i w$ y3 O2 ?
2.17 Nonlinear problems 54& Y9 _+ L( i( k
Bibliographic notes 568 f0 g( ~7 q d8 ^8 L b9 B# N- }' {* N
Exercises 56( m* P6 V5 |. r+ F
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y2 i+ ^1 u" c" o6 _vi Contents
( S& V: j$ V2 J! l3 2-D and 3-D parabolic equations 62' o, Z4 h" W- G K
3.1 The explicit method in a rectilinear box 626 w/ Y5 W$ e: E k' I# Q
3.2 An ADI method in two dimensions 64& W7 r! U1 t' w4 @: |* a6 ?
3.3 ADI and LOD methods in three dimensions 70) k% a, l6 ~* K1 i# z3 d2 [
3.4 Curved boundaries 71, N- U/ j/ ^' m9 b$ C; @) D
3.5 Application to general parabolic problems 80
$ a. h+ L; F. a# n' b6 sBibliographic notes 83
$ E* t8 u f' f7 SExercises 83
8 H3 F9 s r4 w. p2 A! \2 Y4 Hyperbolic equations in one space dimension 867 W' n/ V9 F! J4 i! \% }
4.1 Characteristics 86
/ v* N* x2 ~* N5 I( M4.2 The CFL condition 89& w5 t$ e! T% c
4.3 Error analysis of the upwind scheme 94
: c" Y3 v" A1 J$ K4.4 Fourier analysis of the upwind scheme 97
$ b& z" _0 @( L9 p4.5 The Lax–Wendroff scheme 100( g( s! d5 ^3 Q
4.6 The Lax–Wendroff method for conservation laws 103 T7 ?$ j5 }8 l6 c; v4 |5 ]
4.7 Finite volume schemes 110
- O* k: I2 |- b3 b- X! t+ Z9 V4.8 The box scheme 116
+ x @' L: @0 L; P4.9 The leap-frog scheme 123. i$ B# A1 R( x9 D: e! A( ]! i8 i ~
4.10 Hamiltonian systems and symplectic( J6 x- E2 ?" |9 P0 Y( K. {' n
integration schemes 128% f8 S5 j) S5 m9 p1 T
4.11 Comparison of phase and amplitude errors 135
( ~5 N: L$ q1 F! S" T: \0 B1 l4.12 Boundary conditions and conservation properties 139
) G M, ]; t3 \4 x# F9 l4.13 Extensions to more space dimensions 1439 H& q! |: {/ B7 r9 ~8 _
Bibliographic notes 146
6 a1 T$ |) `3 }$ C$ T4 D3 o4 XExercises 1462 }, E0 T; T1 U" U- W1 P5 Y- N$ [8 c
5 Consistency, convergence and stability 151' z$ ~+ E3 }# T& H6 @
5.1 Definition of the problems considered 151; C1 f" R' Q' y/ x& f! R3 T0 h, R0 D3 v
5.2 The finite difference mesh and norms 152$ ^+ [9 h4 O& B% y' f$ {
5.3 Finite difference approximations 154; i8 w! @ y9 ~ d) e4 b
5.4 Consistency, order of accuracy and convergence 156
3 I" ~/ n$ k( r \( C5.5 Stability and the Lax Equivalence Theorem 1575 @! D& U' q& ^
5.6 Calculating stability conditions 1607 g5 z( y, m+ @. }( W$ C1 _. E/ _4 L# X, y
5.7 Practical (strict or strong) stability 166
7 j% c3 Y, Y& ~# `- s5.8 Modified equation analysis 1696 D- P7 i; R7 I, |/ G/ T) S# O0 z0 n8 ^' G
5.9 Conservation laws and the energy method of analysis 177
6 r* y; L* n) ]7 L* X! p5.10 Summary of the theory 1861 F% K; K* D! e' f' i5 {
Bibliographic notes 189
- ~' H* x" G; a9 c8 YExercises 190
& ]0 n5 P( z5 v' T6 C8 U8 o: G7 ~+ P& `Contents vii8 G7 U* _: r- d5 k
6 Linear second order elliptic equations in
) r5 X2 B4 |5 m$ `two dimensions 194: y/ e! c/ B; r) w/ N2 ~ w2 j/ t# i
6.1 A model problem 194
: ?3 V& A$ Q; h# H Q( n1 \4 Z- O4 i6.2 Error analysis of the model problem 1952 W4 x% [$ X" r; N) y- R% N
6.3 The general diffusion equation 197! f7 ~5 }' ~: e" o" ~$ T
6.4 Boundary conditions on a curved boundary 1996 v- }5 h1 g" U( O0 z2 G
6.5 Error analysis using a maximum principle 203* d8 |+ F4 p# t& B; @' {; w
6.6 Asymptotic error estimates 213
- R3 _7 c/ h; T) y5 Y2 b6.7 Variational formulation and the finite
V' b- y) ~9 c" _( K* welement method 218
, p l6 w$ n6 q( K- K( m6.8 Convection–diffusion problems 224" P J# r, F/ v7 g8 H* ~ b, e# R$ F
6.9 An example 2285 S/ x% ?' @$ E7 O( k6 V# Q# I4 ?
Bibliographic notes 231* A% q$ A& p! p# M u1 U! L
Exercises 232
' R1 B8 o; I7 b( ]7 Iterative solution of linear algebraic equations 235
& L+ Y1 U; p0 q/ W7.1 Basic iterative schemes in explicit form 237
# b0 Z7 {- S* i' h7.2 Matrix form of iteration methods and
& f5 L7 T2 ^# @3 U' g' `5 R( q: Ztheir convergence 239
- P5 e+ a. p2 h8 d3 h5 ~5 o7.3 Fourier analysis of convergence 2445 H9 z8 A- ?/ R4 e& q
7.4 Application to an example 2486 C7 p$ e6 d8 V* _
7.5 Extensions and related iterative methods 250
0 k7 s6 I9 S$ C7 [. k* D* [. t; q7.6 The multigrid method 252
, a$ ]5 R% O2 S* Q" O7.7 The conjugate gradient method 258
' |# X! S0 |8 ]' c7 Q7.8 A numerical example: comparisons 261
4 y' l: {( w4 ?Bibliographic notes 263! F( E9 ^) ~& R2 c1 A! ]9 m
Exercises 263
/ D6 i# v2 M- L' C- r# w8 J) d) F6 IReferences 267
) ]4 D: z: ^+ kIndex 273
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