A Numerical Comparison for a Discrete HIV Infection of CD4⁺ T-Cell Model Derived from Nonstandard Numerical Scheme

Table 1

Qualitative results of the fixed point 𝑋^∗₃ for different time step sizes, 𝑟=0.05, 𝑡 = 0–5000.

ℎ	Euler	Runge-Kutta	NFDS
0.001	Convergence	Convergence	Convergence
0.01	Convergence	Convergence	Convergence
0.1	Convergence	Convergence	Convergence
0.5	Divergence	Convergence	Convergence
1	Divergence	Divergence	Convergence
10	Divergence	Divergence	Convergence
100	Divergence	Divergence	Convergence