==== DIRICHLET - NEUMANN PROBLEM ====
  ---- GALERKIN WEIGHTING FUNCTION----
  APPROXIMATING FUNCTION: F0(X) + A1*F1(X)
  WHERE F0(X) = U0-SL(X/L)(1-X/L)
  AND   F1(X) = (X/L)*(1-X/L) + (X/L)
  X AT LEFT  END =  0.000000000000000E+000
  X AT RIGHT END =  0.500000000000000     
  ALPHA =   1.00000000000000     
  NUMBER OF SEGMENTS =         100
  DX FOR DERIVATIVE EVALUATION =  5.000000000000000E-004
 U(X) AT X=0 =   1.00000000000000     
 S    AT X=L =  0.000000000000000E+000
   -2.400000     * A1 +  0.3333333     =   0.000000    
  U(X) = F0(X) +   0.1388889     * F1(X)
X=   0.000000       U(X)=   1.000000       DU/DX=  0.5555556    
X=  0.5000000E-01   U(X)=   1.026389       DU/DX=  0.5000000    
X=  0.1000000       U(X)=   1.050000       DU/DX=  0.4444444    
X=  0.1500000       U(X)=   1.070833       DU/DX=  0.3888889    
X=  0.2000000       U(X)=   1.088889       DU/DX=  0.3333333    
X=  0.2500000       U(X)=   1.104167       DU/DX=  0.2777778    
X=  0.3000000       U(X)=   1.116667       DU/DX=  0.2222222    
X=  0.3500000       U(X)=   1.126389       DU/DX=  0.1666667    
X=  0.4000000       U(X)=   1.133333       DU/DX=  0.1111111    
X=  0.4500000       U(X)=   1.137500       DU/DX=  0.5555556E-01
X=  0.5000000       U(X)=   1.138889       DU/DX=   0.000000