#  grid105.txt
#
#  This data was originally 5 columns of 21 points,
#  equally spaced in X and equally spaced in Y.
#
#  Some uniform random noise of scale 0.03 was added.
#
  0.655255E-02  0.108678E-01
  0.286895E-01  0.659333E-01
  0.248853E-01  0.111399    
  0.168509E-01  0.158079    
  0.124592E-01  0.226323    
  0.198356E-02  0.272839    
  0.772733E-02  0.327410    
  0.329870E-02  0.354074    
  0.131487E-02  0.408736    
  0.190190E-01  0.453546    
  0.185182E-02  0.523153    
  0.134862E-01  0.559619    
  0.120392E-01  0.626322    
  0.226402E-01  0.670384    
  0.239186E-01  0.728475    
  0.551511E-04  0.773801    
  0.269251E-01  0.800641    
  0.105226E-01  0.853068    
  0.283634E-02  0.929742    
  0.408507E-03  0.966898    
  0.257729E-01   1.02114    
  0.275225      0.298244E-01
  0.253693      0.681300E-01
  0.250225      0.101384    
  0.257809      0.166861    
  0.277375      0.200645    
  0.253410      0.268274    
  0.260549      0.321864    
  0.274687      0.372452    
  0.258014      0.414089    
  0.270762      0.454056    
  0.266850      0.506070    
  0.275836      0.575804    
  0.263614      0.601219    
  0.277359      0.673219    
  0.267938      0.704678    
  0.255669      0.776872    
  0.272845      0.814614    
  0.261910      0.854460    
  0.255559      0.926800    
  0.267231      0.963356    
  0.261011       1.01798    
  0.518516      0.686066E-02
  0.510846      0.671690E-01
  0.506388      0.119189    
  0.521434      0.151980    
  0.503531      0.200064    
  0.508980      0.268882    
  0.524750      0.312385    
  0.524740      0.368852    
  0.501856      0.414096    
  0.521323      0.457755    
  0.502648      0.522635    
  0.523340      0.573055    
  0.522359      0.612119    
  0.509260      0.669807    
  0.526981      0.717529    
  0.522906      0.759142    
  0.522852      0.820530    
  0.512209      0.873424    
  0.528162      0.927326    
  0.516863      0.953937    
  0.500535       1.01787    
  0.765033      0.147097E-01
  0.751257      0.756248E-01
  0.761066      0.125457    
  0.758152      0.152494    
  0.775757      0.211519    
  0.750871      0.262333    
  0.750523      0.316951    
  0.754571      0.361832    
  0.753430      0.416141    
  0.760617      0.473257    
  0.753579      0.515294    
  0.756200      0.559160    
  0.756388      0.617522    
  0.768388      0.666793    
  0.774286      0.705851    
  0.767613      0.775683    
  0.756465      0.815885    
  0.773042      0.860329    
  0.771699      0.915903    
  0.763441      0.962187    
  0.775655       1.02078    
   1.02835      0.365715E-02
   1.02727      0.757691E-01
   1.01559      0.121671    
   1.00091      0.152400    
   1.01443      0.214763    
   1.00877      0.263999    
   1.02708      0.326351    
   1.02004      0.367527    
   1.01237      0.405213    
   1.00471      0.470542    
   1.02500      0.508343    
   1.02893      0.556447    
   1.02222      0.602065    
   1.01368      0.670381    
   1.01961      0.707830    
   1.01220      0.774881    
   1.01622      0.813265    
   1.02497      0.860546    
   1.00437      0.900983    
   1.02151      0.968866    
   1.02327       1.00260