Theory and Modern Applications
From: Dynamical analysis of a novel fractional order SIDARTHE epidemic model of COVID-19 with the Caputo–Fabrizio(CF) derivative
t
0
20
40
60
80
ode45
3.77∗10−5
0.0163
0.1401
0.1793
\({}^{CF}D^{\delta} (\delta =0.8)\)
1.51∗10−5
0.0035
0.0775
0.1617