| Analytical solutions (Perturbation method) | Numerical solutions at large time (t = 1.0) (implicit finite difference method) |
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0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 | 0.0 0.052829450187355 0.088409716341568 0.108861470010599 0.116391069074050 0.113075548985047 0.100883411538198 0.081694327474669 0.057317950114637 0.029512028310309 0.0 | 0.0 0.052891525028535 0.088323183046247 0.108659409815396 0.116111597365865 0.112759421899413 0.100571136321596 0.081423079561766 0.057118614533452 0.029406666832307 0.0 |