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Advances in Continuous and Discrete Models

Theory and Modern Applications

Table 5 Distinction between the conventional derivative and the Caputo–Fabrizio fractional derivative for \(D(t)\)

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

2∗10−7

4.31∗10−4

0.1021

0.0419

0.0043

\({}^{CF}D^{\delta} (\delta =0.8)\)

2∗10−7

1.74∗10−4

0.0338

0.1046

0.0.0217

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