  ----------------------------------- 
  
  
   2D Elastic Chebyshev Method  
  
  
  ----------------------------------- 
  Begin input 
  End input 
  Begin init 
  End init 
  Begin check 
  ----------------------------- 
         The set up  
  ----------------------------- 
  
  seisfile    :  ../output/test                                    
  
  nx		:           100
  nz		:           100
  nt		:           500
  
  dx		:    0.0000000E+00
  dt		:    5.0000002E-04
  tord	:             4
  
  model_type  :             1
  vs0         :     2887.000    
  vp0         :     5000.000    
  rho0        :     2500.000    
  
  ixa          :            10
  ixe          :            90
  izrec       :             0
  irec        :             2
  
  xxs         :     500.0000    
  zzs         :     500.0000    
  source_type :             3
  aa          :     50.00000    
  alpha       :    1.6000000E-03
  it0         :             0
  ibound      :             3
  
  Max(vs)     :     2887.000    
  Min(vs)     :     2887.000    
  Max(vp)     :     5000.000    
  Min(vp)     :     5000.000    
  Max(rho)     :     2500.000    
  Min(rho)     :     2500.000    
  
   3.251709      < dz <    10.28278    
   3.251709      < dz <    10.28278    
  
  Max Stability factor (x):    0.7688265    
  Max Stability factor (z):    0.7688265    
  
  
  ixa           :           10
  ixe           :           90
  izrec           :            0
  isamp           :            1
  ssamp           :           25
  
  icheck               :           20
  ibound               :            3
  
  Derivative operator 
  -4052.957      < dmx <    4053.447    
  -4052.957      < dmz <    4053.447    
  
  Stretching 
  istretch               :            1
  gammax   	     :   0.9990000    
  gammaz   	     :   0.9990000    
  xmax   	     :    1000.000    
  zmax   	     :    1000.000    
  
  
  Receivers offsets : 
  Receiver            1  :   -410.7192     m
  Receiver            2  :   -390.3118     m
  Receiver            3  :   -369.8559     m
  Receiver            4  :   -349.3694     m
  Receiver            5  :   -328.8627     m
  Receiver            6  :   -308.3416     m
  Receiver            7  :   -287.8102     m
  Receiver            8  :   -267.2712     m
  Receiver            9  :   -246.7262     m
  Receiver           10  :   -226.1766     m
  Receiver           11  :   -205.6234     m
  Receiver           12  :   -185.0674     m
  Receiver           13  :   -164.5090     m
  Receiver           14  :   -143.9488     m
  Receiver           15  :   -123.3871     m
  Receiver           16  :   -102.8242     m
  Receiver           17  :   -82.26044     m
  Receiver           18  :   -61.69592     m
  Receiver           19  :   -41.13089     m
  Receiver           20  :   -20.56552     m
  Receiver           21  :   0.0000000E+00 m
  Receiver           22  :    20.56555     m
  Receiver           23  :    41.13092     m
  Receiver           24  :    61.69592     m
  Receiver           25  :    82.26044     m
  Receiver           26  :    102.8243     m
  Receiver           27  :    123.3871     m
  Receiver           28  :    143.9489     m
  Receiver           29  :    164.5091     m
  Receiver           30  :    185.0674     m
  Receiver           31  :    205.6235     m
  Receiver           32  :    226.1766     m
  Receiver           33  :    246.7262     m
  Receiver           34  :    267.2712     m
  Receiver           35  :    287.8102     m
  Receiver           36  :    308.3417     m
  Receiver           37  :    328.8627     m
  Receiver           38  :    349.3694     m
  Receiver           39  :    369.8559     m
  Receiver           40  :    390.3118     m
  Receiver           41  :    410.7192     m
  
  Starting time loop for ...         500  time steps ... 
  
  
  End check 
  Values at it =           20
 -2.8856160E-08  < v_x <   2.8856149E-08
 -2.8856160E-08  < v_z <   2.8856149E-08
  Predicted total runtime :   0.8250000     mins.
