A numerical tour of wave propagation
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Taylor and Páde expansion
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Pengliang Yang: Primer for
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Elastic wave equation
Forward modeling
Subsections
Taylor and Páde expansion
Approximate the wave equation
Absorbing boundary condition (ABC)
Clayton-Enquist boundary condition
Sponge ABC
Perfectly Matched Layer (PML)
Split PML (SPML) for acoustics
Nonsplit Convolutional-PML (CPML) for acoustics
Nonsplit PML (NPML) for elastics
Discretization
Higher-order approximation of staggered-grid finite difference
Discretization of SPML
Discretization of NPML
2021-08-31