Explicit Multistep Mixed Finite Element Method for RLW Equation

Table 9

Convergence order and error in 𝐿^∞ norm for 𝑞 of space with Δ𝑡=0.01 and 𝑐=0.1.

Time	ℎ=0.8	ℎ=0.4	ℎ=0.2	Order (0.4/0.8)	Order (0.2/0.4)
4	1.1957𝑒−003	3.1367𝑒−004	7.8812𝑒−005	1.9305	1.9928
8	2.4344𝑒−003	6.0206𝑒−004	1.4825𝑒−004	2.0156	2.0219
12	3.4768𝑒−003	8.3962𝑒−004	2.0540𝑒−004	2.0500	2.0313
16	4.3743𝑒−003	1.0402𝑒−003	2.5371𝑒−004	2.0722	2.0356
20	5.1677𝑒−003	1.2153𝑒−003	2.9544𝑒−004	2.0882	2.0404