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Compact Difference Schemes Combined with Runge-Kutta Methods for Solving Unsteady Convection-Diffusion

Universal Journal of Physics Research | Vol 1, Issue 1

Table 3. The absolute error forvarious values of t, where his 0.01 and Δt is h².

t	x = 0.1		x = 0.3		x = 0.5		x = 0.7		x = 0.9
t		P.M	CN.M	P.M	CN.M	P.M	CN.M	P.M	CN.M	P.M	CN.M
0.2	3.677E-010	7.143E-006	1.143E-009	1.970E-005	2.687E-009	2.565E-005	9.496E-009	2.183E-005	3.559E-008	8.703E-006
0.4	9.510E-010	9.617E-006	3.896E-009	2.650E-005	1.115E-008	3.447E-005	2.988E-008	2.933E-005	7.205E-008	1.173E-005
0.6	2.363E-009	9.702E-006	9.198E-009	2.672E-005	2.285E-008	3.475E-005	5.017E-008	2.956E-005	9.962E-008	1.184E-005
0.8	4.306E-009	8.698E-006	1.565E-008	2.395E-005	3.480E-008	3.114E-005	6.758E-008	2.649E-005	1.197E-007	1.062E-005
1	6.350E-009	7.309E-006	2.205E-008	2.012E-005	4.558E-008	2.616E-005	8.167E-008	2.225E-005	1.342E-007	8.925E-006