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Table 2 The illustration of the error for the Oseen viscoelastic fluid flow without stabilization term for the FE \(p1-p1-p1_{\mathrm{dg}}\) triples

From: Stabilized lowest equal-order mixed finite element method for the Oseen viscoelastic fluid flow

h \(\|u-u^{h}\|_{1}\) \(\|p-p^{h}\|_{0}\) \(\|\tau-\tau^{h}\|_{0}\)
1/4 0.23599 1.78225 0.18981
1/8 0.12375 0.96397 0.06659
1/16 0.06110 0.54778 0.02502
1/32 0.03027 0.34309 0.01015
1/64 0.01507 0.25734 0.00429