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Table 13 The linear FVM for problem (5.3) with \(k=1\)

From: Finite volume method for solving the stochastic Helmholtz equation

h \(e_{1}\) Rate \(E (|u_{h}^{s}|_{1}^{2} )\) \(e_{2}\) Rate
1/2 0.0101   0.6380 0.2076  
1/4 0.0045 1.1664 0.7718 0.0738 1.4921
1/8 0.0029 0.6339 0.8032 0.0424 0.7996
1/16 0.0013 1.1575 0.8270 0.0186 1.1888
1/32 4.8615e−004 1.4190 0.8385 0.0071 1.3894