Two Conservative Difference Schemes for Rosenau-Kawahara Equation

Table 3

The verification of the second convergence of Scheme I.

	‖𝑒^𝑛(ℎ,𝜏)‖/‖𝑒^2𝑛(ℎ/2,𝜏/2)‖			‖𝑒^𝑛(ℎ,𝜏)‖∞/‖𝑒^2𝑛(ℎ/2,𝜏/2)‖∞
	𝜏=ℎ=0.1	𝜏=ℎ=0.05	𝜏=ℎ=0.025	𝜏=ℎ=0.1	𝜏=ℎ=0.05	𝜏=ℎ=0.025
𝑡=10	—	3.998318	3.988313	—	3.998969	3.999234
𝑡=20	—	3.998548	3.996548	—	3.998630	3.999538
𝑡=30	—	3.998359	3.998072	—	3.998171	3.999489
𝑡=40	—	3.998109	3.998457	—	3.997769	3.999324