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Boundary Value Problems

Table 9 Convergence results of \(\|U^{n}_{h}-I_{h}u^{n}\|_{1,h}\) with \(h=\frac {1}{128}\) and \(\tau=kh\)

From: A new approach of superconvergence analysis of a low order nonconforming MFEM for reaction–diffusion equation

t

k = 1

k = 4

k = 8

k = 16

t = 0.25

8.2423 × 10−6

1.7780 × 10−5

1.0060 × 10−4

4.3915 × 10−4

t = 1

1.7553 × 10−6

3.7559 × 10−5

2.1234 × 10−4

9.0638 × 10−4

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