label::<hr>
label::音波の伝播の様子. <br>音波減衰項を入れたことで音波が減衰している. 
label::<hr>
arare-earth-SoundWave1_exner_x12000.png:: エクスナー関数の時間発展(x=12000). 
arare-earth-SoundWave1_exner_z7500.png:: エクスナー関数の時間発展(z=7500). 
arare-earth-SoundWave1_Exner_anim.gif:: エクスナー関数の伝播のアニメーション
label::<hr>
label::エクスナー関数の値の時間発展. Δt = 1 s
label::<hr>
arare-earth-SoundWave1_Exner_t00.png::
arare-earth-SoundWave1_Exner_t01.png::
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arare-earth-SoundWave1_Exner_t22.png::
arare-earth-SoundWave1_Exner_t23.png::
arare-earth-SoundWave1_Exner_t24.png::
arare-earth-SoundWave1_Exner_t25.png::
arare-earth-SoundWave1_Exner_t26.png::
arare-earth-SoundWave1_Exner_t27.png::
arare-earth-SoundWave1_Exner_t28.png::
arare-earth-SoundWave1_Exner_t29.png::
arare-earth-SoundWave1_Exner_t30.png::