fempt_bihar2dps_la.c running.
solve  uxxxx(x,y) + 2*uxxyy(x,y) + uyyyy(x,y) = f(x,y)
 
f(x,y) := 4.0*sin(x)*sin(y) 
 
in the rectangle   xmin< x <xmax  and  ymin< y <ymax,
 
   subject to boundary conditions of the first kind, Dirichlet
   ub(x,y) := sin(x)*sin(y) 
xmin= 0.0000, xmax= 3.1416, ymin= 0.0000, ymax= 3.1416
nx=9, ny=9
x grid and analytic solution at ymin 
i=0, xg[i]=0.000000, ub(xg[i],ymin)=0.000000
i=1, xg[i]=0.392699, ub(xg[i],ymin)=0.000000
i=2, xg[i]=0.785397, ub(xg[i],ymin)=0.000000
i=3, xg[i]=1.178096, ub(xg[i],ymin)=0.000000
i=4, xg[i]=1.570795, ub(xg[i],ymin)=0.000000
i=5, xg[i]=1.963494, ub(xg[i],ymin)=0.000000
i=6, xg[i]=2.356192, ub(xg[i],ymin)=0.000000
i=7, xg[i]=2.748891, ub(xg[i],ymin)=0.000000
i=8, xg[i]=3.141590, ub(xg[i],ymin)=0.000000
 
y grid and analytic solution at xmin 
ii=0, yg[ii]=0.000000, ub(xmin,yg[ii])=0.000000 
ii=1, yg[ii]=0.392699, ub(xmin,yg[ii])=0.000000 
ii=2, yg[ii]=0.785397, ub(xmin,yg[ii])=0.000000 
ii=3, yg[ii]=1.178096, ub(xmin,yg[ii])=0.000000 
ii=4, yg[ii]=1.570795, ub(xmin,yg[ii])=0.000000 
ii=5, yg[ii]=1.963494, ub(xmin,yg[ii])=0.000000 
ii=6, yg[ii]=2.356192, ub(xmin,yg[ii])=0.000000 
ii=7, yg[ii]=2.748891, ub(xmin,yg[ii])=0.000000 
ii=8, yg[ii]=3.141590, ub(xmin,yg[ii])=0.000000 
 
 
calling gauleg xmin=0.000000, xmax=3.141590, npx=9 
xx[1]=0.050014, xx[2]=0.257562, wx[1]=0.127665, wx[2]=0.283761 
calling gauleg ymin=0.000000, ymax=3.141590, npy=9 
yy[1]=0.050014, yy[2]=0.257562, wy[1]=0.127665, wy[2]=0.283761 
galk(xx[2],yy[2],i,j,ii,jj)=-7392.79
galf(xx[2],yy[2],i,ii)=0.570907
time to initialize = 0.000000 seconds 
starting threads 
compute 1: running  
compute 2: running  
compute 3: running  
compute 4: running  
compute 5: running  
compute 6: running  
compute 7: running  
wait for workers to build their part of stiffness matrix 
compute 2: mid  
compute 2: ending  
compute 4: mid  
compute 4: ending  
compute 3: mid  
compute 3: ending  
compute 6: mid  
compute 6: ending  
compute 1: mid  
compute 1: ending  
compute 7: mid  
compute 7: ending  
compute 5: mid  
compute 5: ending  
total CPU time is 116.750000 seconds 
wall time is 17.000000 seconds 
average number of processors used = 72732018.705882 
k computed stiffness matrix, see above 
 f computed forcing function, see above 
 time for stiffness and forcing = 17.000000 seconds 
time for solve = 0.000000 seconds 
writing fempt_bihar2dps_la_c.dat 
finished writing fempt_bihar2dps_la_c.dat 
check_soln values 
maxerr=1.03529e-05, rmserr=3.17665e-06, avgerr=2.22771e-06 
ug computed Galerkin, Ua analytic, error 
xmax=3.141590, ymax=3.141590, nx=9, ny=9, npx=9, npy=9 
                  maxerr=0.245043, avgerr=0.0880627 

total wall time = 17.000000 seconds 
calling gnuplot 
returned from gnuplot with stat= -1