Figure 5. Numerical solution of Example 2 for ε=0.1 and η=0.05

From

Solution of Singularly Perturbed Differential Difference Equations Using Higher Order Finite Differences

Lakshmi Sirisha, Y. N. Reddy

American Journal of Numerical Analysis. 2015, 3(1), 8-17 doi:10.12691/ajna-3-1-2