June 24 2002  10:02:43.326 AM
 
BIVAR_PRB
  Tests for BIVAR, which interpolates scattered 
  (X,Y) data.
 
TEST01
  IDBVIP accepts scattered Z(X,Y) data, and interpolates 
  values of Z at new points.
 
 
   X     Y    Z    Exact Z    Error
 
   0.00000       1.00000      0.742831      0.841471     -0.986404E-01
  0.250000      0.750000      0.874440      0.875242     -0.801623E-03
  0.500000      0.500000      0.839200      0.790439      0.487611E-01
  0.750000      0.250000      0.568227      0.523754      0.444730E-01
   1.00000       0.00000      0.535128E-02   0.00000      0.535128E-02
 
TEST02
  IDSFFT accepts scattered Z(X,Y) data, and interpolates
  values of Z on a regular grid of points.
 
 
   X     Y    Z    Exact Z    Error
 
   0.00000       0.00000     -0.202665E-01   0.00000     -0.202665E-01
   0.00000      0.333333      0.299287      0.327195     -0.279079E-01
   0.00000      0.666667      0.561031      0.618370     -0.573387E-01
   0.00000       1.00000      0.742831      0.841471     -0.986404E-01
  
  0.250000       0.00000      0.237140E-01   0.00000      0.237140E-01
  0.250000      0.333333      0.459291      0.420126      0.391650E-01
  0.250000      0.666667      0.800088      0.794003      0.608492E-02
  0.250000       1.00000       1.05095       1.08047     -0.295209E-01
  
  0.500000       0.00000     -0.155860E-01   0.00000     -0.155860E-01
  0.500000      0.333333      0.591629      0.539453      0.521761E-01
  0.500000      0.666667       1.05696       1.01952      0.374368E-01
  0.500000       1.00000       1.38558       1.38735     -0.176811E-02
  
  0.750000       0.00000     -0.461695E-01   0.00000     -0.461695E-01
  0.750000      0.333333      0.718555      0.692671      0.258840E-01
  0.750000      0.666667       1.31945       1.30909      0.103565E-01
  0.750000       1.00000       1.73461       1.78139     -0.467805E-01
  
   1.00000       0.00000      0.535128E-02   0.00000      0.535128E-02
   1.00000      0.333333      0.863573      0.889407     -0.258341E-01
   1.00000      0.666667       1.57226       1.68090     -0.108644    
   1.00000       1.00000       2.11562       2.28736     -0.171732    
  
 
BIVAR_PRB
  Normal end of execution.