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Advances in Continuous and Discrete Models

Theory and Modern Applications

Table 10 Distinction between the conventional derivative and the Caputo–Fabrizio fractional derivative for \(E(t)\)

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

0

1.72∗10−6

6.11∗10−4

0.0159

0.0497

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

0

4.43∗10−7

1.13∗10−4

0.0053

0.0225

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