A Reduced Local Discontinuous Galerkin Method for Nearly Incompressible Linear Elasticity

Table 3

Errors between (𝝈_ℎ, 𝐮_ℎ) and (𝝈, 𝐮) for different ℎ when 𝜆=10⁹.

ℎ	‖𝐮−𝐮ℎ‖0	Order	‖𝝈−𝝈ℎ‖𝒜	Order
1	1.1624𝐸+00	—	5.2687𝐸+00	—
2^−1	7.1547𝐸−01	0.70	4.2548𝐸+00	0.31
2^−2	2.7852𝐸−01	1.36	2.6741𝐸+00	0.67
2^−3	8.4169𝐸−02	1.73	1.4674𝐸+00	0.87
2^−4	2.2530𝐸−02	1.90	7.5886𝐸−01	0.95
2^−5	5.7907𝐸−03	1.96	3.8401𝐸−01	0.98