Table 1 Representation of changes in parameters.

From: Stochastic delayed analysis of coronavirus model through efficient computational method

Transitions (\({{\varvec{T}}}_{{\varvec{i}}}\))

Probabilities (\({{\varvec{P}}}_{{\varvec{i}}}\))

\({\mathbf{T}}_{1}={[\begin{array}{ccc}1& 0& 0\end{array}]}^{\mathbf{T}}\)

\({P}_{1}=a\Delta t\)

\({{\varvec{T}}}_{2}={[\begin{array}{ccc}-1& 0& 0\end{array}]}^{{\varvec{T}}}\)

\({P}_{2}=cSI(1+\gamma I){e}^{-\mu \tau }\Delta t\)

\({{\varvec{T}}}_{3}={[\begin{array}{ccc}-1& 0& 0\end{array}]}^{{\varvec{T}}}\)

\({P}_{3}=\mu S\Delta t\)

\({\mathbf{T}}_{4}={[\begin{array}{ccc}1& 0& -1\end{array}]}^{\mathbf{T}}\)

\({P}_{4}=\alpha R\Delta t\)

\({\mathbf{T}}_{5}={[\begin{array}{ccc}0& -1& 0\end{array}]}^{\mathbf{T}}\)

\({P}_{5}=(\mu +\delta -b)\Delta t\)

\({\mathbf{T}}_{6}={[\begin{array}{ccc}0& -1& 1\end{array}]}^{\mathbf{T}}\)

\({P}_{6}=\beta I\Delta t\)

\({{\varvec{T}}}_{7}={[\begin{array}{ccc}0& 0& -1\end{array}]}^{{\varvec{T}}}\)

\({P}_{7}=\mu R\Delta t\)