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Theory and Modern Applications

Table 2 Comparison of the numerical solution of u 2 (x,t) with exact solutions ( t=0.01 )

From: The numerical solution of partial differential-algebraic equations

x

u 2 (x,t)

r 4 , 3 (x,t)

| u 2 (x,t) r 4 , 3 (x,t)|

−0.5

0.2487531198

0.2487531198

0

−0.4

0.1592019967

0.1592019967

0

−0.3

0.08955112313

0.08955112314

1.10−11

−0.2

0.03980049917

0.03980049917

0

−0.1

0.009950124792

0.009950124793

1.10−12

0.1

0.009950124792

0.009950124793

1.10−12

0.2

0.03980049917

0.03980049917

0

0.3

0.08955112313

0.08955112314

1.10−12

0.4

0.1592019967

0.1592019967

0

0.5

0.2487531198

0.2487531198

0