INTRODUCTION |
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Governing Equations |
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Elliptic Equations |
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Heat Equation |
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Equation of Gas Dynamic in Lagrangian Form |
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The Main Ideas of Finite-Difference Algorithms |
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1-D Case |
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2-D Case |
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Methods of Solution of Systems of Linear Algebraic Equation |
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Methods of Solution of Systems of Nonlinear Equations |
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METHOD OF SUPPORT-OPERATORS |
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Main Stages |
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The Elliptic Equations |
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Gas Dynamic Equations |
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System of Consistent Difference Operators in 1-D |
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Inner Product in Spaces of Difference Functions and Properties of Difference Operators |
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System of Consistent Difference Operators in 2-D |
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THE ELLIPTIC EQUATIONS |
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Introduction |
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Continuum Elliptic Problems with Dirichlet Boundary Conditions |
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Continuum Elliptic Problems with Robin Boundary Conditions |
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One-Dimensional Support Operator Algorithms |
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Nodal Discretization of Scalar Functions and Cell-Centered Discretization of Vector Functions |
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Cell-Valued Discretization of Scalar Functions and Nodal Discretization of Vector Functions |
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Numerical Solution of Test Problems |
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Two-Dimensional Support Operator Algorithms |
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Nodal Discretization of Scalar Functions and Cell-Valued Discretization of Vector Functions |
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Cell-Valued Discretization of Scalar Functions and Nodal Discretization of Vector Functions |
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Numerical Solution of Test Problems |
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Conclusion |
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Two-Dimensional Support Operator Algorithms |
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Discretization |
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Spaces of Discrete Functions |
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The Prime Operator |
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The Derived Operator |
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Multiplication by a Matrix and the Operator D |
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The Difference Scheme for the Elliptic Operator |
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The Matrix Problem |
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Approximation and Convergence Properties |
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HEAT EQUATION |
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Introduction |
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Finite-Difference Schemes for Heat Equation in 1-D |
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Finite-Difference Schemes for Heat Equation in 2-D |
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LAGRANGIAN GAS DYNAMICS |
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Kinematics of Fluid Motions |
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Integral Form of Gas Dynamics Equations |
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Integral Equations for One Dimensional Case |
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Differential Equations of Gas Dynamics in Lagrangian Form |
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The Differential Equations in 1D. Lagrange Mass Variables |
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The Statements of Gas Dynamics Problems in Lagrange Variables |
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Different Forms of Energy Equation |
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Acoustic Equations |
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Reference Information |
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Characteristic Form of Gas Dynamics Equations |
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Riemann's Invariants |
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Discontinuous Solutions |
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Conservation Laws and Properties of First Order Invariant Operators |
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Finite-Difference Algorithm in 1D |
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Discretization in 1D |
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Discrete Operators in 1D |
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Semi-Discrete Finite-Difference Scheme in 1D |
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Fully Discrete, Explicit, Computational Algorithm |
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Computational Algorithm-New Time Step-Explicit Finite-Difference Scheme |
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Computational Algorithm-New Time Step-Implicit Finite-Difference Scheme |
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Stability Conditions |
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Homogeneous Finite-Difference Schemes. Artificial Viscosity |
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Artificial Viscosity in 1D |
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Numerical Example |
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Finite Difference Algorithm in 2D |
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Discretization in 2D |
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Discrete Operators in 2D |
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Semi-Discrete Finite-Difference Scheme in 2D |
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Stability Conditions |
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Finite-Difference Algorithm in 2D |
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Computational Algorithm-New Time Step-Explicit Finite-Difference Scheme |
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Computational Algorithm-New Time Step-Implicit Finite-Difference Scheme |
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Artificial Viscosity in 2D |
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Numerical Example |
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APPENDIX: FORTRAN CODE DIRECTORY |
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General Description of Structure of Directories on the Disk |
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Programs for Elliptic Equations |
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Programs for 1D Equations |
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Programs for 2D Equations |
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Programs for Heat Equations |
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Programs for 1D Equations |
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Programs for 2D Equations |
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Programs for Gas Dynamics Equations |
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Programs for 1D Equations |
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Programs for 2D Equations |
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Bibliography |
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