Study of Third-Grade Fluid under the Fuzzy Environment with Couette and Poiseuille Flows

Table 2

Comparison of analytical results for the crisp velocity profile of Poiseuille flow when

x	HPM [4]	PM [9]	ADM present results
0	0.049141	0.049792	0.048812
0.1	0.048818	0.049211	0.048314
0.2	0.046718	0.047801	0.045140
0.3	0.045168	0.045314	0.044141
0.4	0.041015	0.041830	0.040019
0.5	0.037180	0.037351	0.036124
0.6	0.031417	0.031876	0.031109
0.7	0.025001	0.025404	0.024914
0.8	0.017912	0.017934	0.017819
0.9	0.009214	0.009466	0.009164
1	0	0	0