test_nuderiv3dg.c running 
nuderiv3dg.c self test completed with 0 errors
f1 dx max error=5.53113e-13 
f1 dy max error=3.74101e-12 
f1 dz max error=2.57572e-14 
f2 dx max error=1.03384e-12 
f2 dy max error=2.60236e-12 
f2 dz max error=2.78888e-13 
f2 dxx max error=1.807e-12 
f2 dxy max error=3.03757e-12 
f2 dxz max error=3.31291e-13 
f2 dyy max error=4.83436e-12 
f2 dyz max error=8.15348e-13 
f2 dzz max error=4.12115e-13 
f3 dx max error=3.43476e-11 
f3 dy max error=5.20401e-11 
f3 dz max error=1.13261e-11 
f3 dxx max error=5.04876e-11 
f3 dxy max error=3.82201e-11 
f3 dxz max error=8.06466e-12 
f3 dyy max error=1.14461e-10 
f3 dyz max error=1.9341e-11 
f3 dzz max error=1.17382e-11 
f3 dxxx max error=1.07299e-10 
f3 dxxy max error=1.26679e-10 
f3 dxxz max error=2.26468e-11 
f3 dxyy max error=4.22302e-11 
f3 dxyz max error=1.14264e-11 
f3 dxzz max error=1.06244e-11 
f3 dyyy max error=6.7844e-10 
f3 dyyz max error=4.10001e-11 
f3 dzzz max error=2.224e-11 
end test_nuderiv3dg.c