05 April 2025   4:29:07.280 PM

standing_wave_exact_test():
  Fortran90 version
  Test standing_wave_exact(),
  an exact standing wave solution of the wave equation.

  parameters:
    c     =  0.200000    
    xmin  =  -1.00000    
    xmax  =   1.00000    
    t0    =   0.00000    
    tstop =   5.00000    

standing_wave_residual_test():
  Evaluate solution and residual at selected points (X,T)

      X       T       U(X,T)      Resid(X,T)

   -1.0000    0.0000  -.8415         0.00000    
   -0.8000    0.0000  -.7174         0.00000    
   -0.6000    0.0000  -.5646         0.00000    
   -0.4000    0.0000  -.3894         0.00000    
   -0.2000    0.0000  -.1987         0.00000    
    0.0000    0.0000   0.000         0.00000    
    0.2000    0.0000  0.1987         0.00000    
    0.4000    0.0000  0.3894         0.00000    
    0.6000    0.0000  0.5646         0.00000    
    0.8000    0.0000  0.7174         0.00000    
    1.0000    0.0000  0.8415         0.00000    

   -1.0000    1.2500  -.8153        0.693889E-17
   -0.8000    1.2500  -.6951         0.00000    
   -0.6000    1.2500  -.5471        0.346945E-17
   -0.4000    1.2500  -.3773         0.00000    
   -0.2000    1.2500  -.1925       -0.867362E-18
    0.0000    1.2500   0.000         0.00000    
    0.2000    1.2500  0.1925        0.867362E-18
    0.4000    1.2500  0.3773         0.00000    
    0.6000    1.2500  0.5471       -0.346945E-17
    0.8000    1.2500  0.6951         0.00000    
    1.0000    1.2500  0.8153       -0.693889E-17

   -1.0000    2.5000  -.7385         0.00000    
   -0.8000    2.5000  -.6295         0.00000    
   -0.6000    2.5000  -.4955        0.346945E-17
   -0.4000    2.5000  -.3417         0.00000    
   -0.2000    2.5000  -.1743         0.00000    
    0.0000    2.5000   0.000         0.00000    
    0.2000    2.5000  0.1743         0.00000    
    0.4000    2.5000  0.3417         0.00000    
    0.6000    2.5000  0.4955       -0.346945E-17
    0.8000    2.5000  0.6295         0.00000    
    1.0000    2.5000  0.7385         0.00000    

   -1.0000    3.7500  -.6157         0.00000    
   -0.8000    3.7500  -.5249         0.00000    
   -0.6000    3.7500  -.4131         0.00000    
   -0.4000    3.7500  -.2849       -0.173472E-17
   -0.2000    3.7500  -.1454       -0.867362E-18
    0.0000    3.7500   0.000         0.00000    
    0.2000    3.7500  0.1454        0.867362E-18
    0.4000    3.7500  0.2849        0.173472E-17
    0.6000    3.7500  0.4131         0.00000    
    0.8000    3.7500  0.5249         0.00000    
    1.0000    3.7500  0.6157         0.00000    

   -1.0000    5.0000  -.4546         0.00000    
   -0.8000    5.0000  -.3876        0.173472E-17
   -0.6000    5.0000  -.3051         0.00000    
   -0.4000    5.0000  -.2104         0.00000    
   -0.2000    5.0000  -.1073         0.00000    
    0.0000    5.0000   0.000         0.00000    
    0.2000    5.0000  0.1073         0.00000    
    0.4000    5.0000  0.2104         0.00000    
    0.6000    5.0000  0.3051         0.00000    
    0.8000    5.0000  0.3876       -0.173472E-17
    1.0000    5.0000  0.4546         0.00000    


standing_wave_exact_test():
  Normal end of execution.
05 April 2025   4:29:07.280 PM