'Central difference' diaporamas de présentation

Computational Electromagnetics

computational electromagnetics. rigorous methods. High frequency. DE. current based. IE. VM. field based. TD. FD. TD. FD. PO/PTD. FDTD TLM. FEM. MoM. GO/GTD. Computational Electromagnetics. Computational Electromagnetics.

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Presentation Slides for Chapter 6 of Fundamentals of Atmospheric Modeling 2 nd Edition

Presentation Slides for Chapter 6 of Fundamentals of Atmospheric Modeling 2 nd Edition. Mark Z. Jacobson Department of Civil & Environmental Engineering Stanford University Stanford, CA 94305-4020 jacobson@stanford.edu March 10, 2005. ODEs and PDEs. Ordinary differential equation (ODE)

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Lecture 18 - Numerical Differentiation

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Computational Methods in Physics PHYS 3437

Computational Methods in Physics PHYS 3437. Dr Rob Thacker Dept of Astronomy & Physics (MM-301C) thacker@ap.smu.ca. Project titles/descriptions. Please email me your project title if you have not done so already

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EEE 431 Computational Methods in Electrodynamics

EEE 431 Computational Methods in Electrodynamics. Lecture 4 By Dr. Rasime Uyguroglu Rasime.uyguroglu@emu.edu.tr. FINITE DIFFERENCE METHODS. Introduction. In general real life EM problems cannot be solved by using the analytical methods, because: The PDE is not linear,

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Numerical Differentiation

Numerical Differentiation. Let us compute dy /dx or df/dx at node i Denote the difference operators:. Numerical Differentiation: Finite Difference. Approximate the function between as: Forward Difference: Approximate the function between as: Backward Difference:.

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LECTURE 2

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Finite Difference Methods (FDM)

Finite Difference Methods (FDM). FDM. FDM involves three steps: Meshing Approximating PDE & Boundary conditions Computational molecule. Most commonly used grid patterns:. FDM. Forward-difference : Backward-difference: Central-difference: Second derivative:

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NUMERICAL DIFFERENTIATION or DIFFERENCE APPROXIMATION

NUMERICAL DIFFERENTIATION or DIFFERENCE APPROXIMATION. Used to evaluate derivatives of a function using the functional values at grid points. They are important in the numerical solution of both ordinary and partial differential equations. Methods of Approximation. Forward Difference

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Lecture 2 Advanced Biomechanics

Lecture 2 Advanced Biomechanics. Dr. Moran Spring 2006. Lecture Outline. Introduction to MS Excel Example Worksheets Sine Wave Function Golf Ball Example Joint Angle Determination Finite Difference Calculus Central Difference Forward/Backward Difference Computing 2D Joint Angles

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Deret Taylor

Deret Taylor. Kesalahan yang dihasilkan dari penggunaan suatu aproksimasi pengganti prosedur matematika yang eksak Contoh: approksimasi dengan deret Taylor. Kesalahan:. Kesalahan pemotongan. Aproksimasi orde ke nol (zero-order appr.). Aproksimasi orde ke satu (first-order appr.).

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Deret Taylor

Deret Taylor. Kesalahan yang dihasilkan dari penggunaan suatu aproksimasi pengganti prosedur matematika yang eksak Contoh: approksimasi dengan deret Taylor. Kesalahan:. Kesalahan pemotongan. Aproksimasi orde ke nol (zero-order appr.). Aproksimasi orde ke satu (first-order appr.).

86 views • 8 slides