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Theory and Modern Applications

Table 4 Values of \(V(t)\) for four different orders of \({}^{\mathcal {CF}}\mathcal{D}_{0}^{\varrho}\)

From: A mathematical analysis of a system of Caputo–Fabrizio fractional differential equations for the anthrax disease model in animals

ϱ

t = 0

t = 3

t = 6

t = 9

t = 12

t = 15

t = 18

t = 21

t = 24

1

500

1083.9

1647.6

2191.2

2714.6

3217.8

3700.8

4163.6

4606.3

0.99

502.03

1085.4

1633

2144.8

2620.9

3061.1

3465.6

3834.3

4167.3

0.97

506.35

1088.3

1603.5

2052

2433.9

2749.1

2997.6

3179.5

3294.7

0.95

511.06

1090.8

1573.1

1958

2245.4

2435.5

2528.2

2523.4

2421.3