Graph 4. Example-2 for ε=0.001 and δ=0.0005

From

Fitted Second Order Scheme for Singularly Perturbed Differential-difference Equations

Lakshmi Sirisha, Y.N. Reddy

American Journal of Numerical Analysis. 2014, 2(5), 136-143 doi:10.12691/ajna-2-5-1