Finite Volume Element Approximation for the Elliptic Equation with Distributed Control

Table 5

Errors of the state for different error norms.

	error		error		error
1/8	5.2997E-04	-	3.8069E-04	-	2.9536E-03	-
1/16	1.3047E-04	2.02	1.0869E-04	1.81	1.7383E-03	0.76
1/32	3.2119E-05	2.02	2.7098E-05	2.00	7.6992E-04	1.17
1/64	7.9037E-06	2.02	6.2918E-06	2.10	3.3199E-04	1.21