can anyone help to solve my problem ?

Here my code matlab, i'm trying to have a figure who looks like the below figure(two legends for the same graph and zoom in the part between 0 and 4), can anyone help me ?

[diadalina]

Answer 1

[Ameer Hamza]

Check my answer here: https://www.mathworks.com/matlabcentral/answers/521524-illustrate-two-close-curves#answer_429532, which shows how to create inset axes to make a zoomed view.