sfmdfd4 (2.0-git)
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user/chen/Mmdfd4.c
2D finite difference modeling

 
Synopsis
        sfmdfd4 < modl.rsf > data.rsf wave=wave.rsf div=div.rsf nt=1000 dt=0.004 jt=40 wvlt=0 w0=35.0 sx=0 sz=0 rx0=0 nr=1 dr=1 rz=0

 
Parameters
       
 
file div=
auxiliary output file name
 
int dr=1
receiver interval of unit "dx"
 
float dt=0.004
time interval
 
int jt=40
wave movie time interval
 
int nr=1
receiver numbers
 
int nt=1000
time samples
 
int rx0=0
x position index of first receiver
 
int rz=0
z position index of receivers
 
int sx=0
x position index of the source
 
int sz=0
z position index of the source
 
float w0=35.0
central frequency for ricker/harmonic wavelet
 
string wave=
wavefield movie file (auxiliary output file name)
 
int wvlt=0
wavelet type "ricker/harmonic/other"