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sfmdfd4 (4.0)
index
user/chen/Mmdfd4.c
\n 2D finite difference modeling\t\n

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\n 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
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\n Parameters
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file div=
\tauxiliary output file name
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int dr=1
\treceiver interval of unit "dx"
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float dt=0.004
\ttime interval
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int jt=40
\twave movie time interval
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int nr=1
\treceiver numbers
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int nt=1000
\ttime samples
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int rx0=0
\tx position index of first receiver
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int rz=0
\tz position index of receivers
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int sx=0
\tx position index of the source
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int sz=0
\tz position index of the source
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float w0=35.0
\tcentral frequency for ricker/harmonic wavelet
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string wave=
\twavefield movie file (auxiliary output file name)
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int wvlt=0
\twavelet type "ricker/harmonic/other"
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