Table 4 The influence of the heat generation/absorption parameter δ on ${\mathit{f}}^{\mathbf{″}}\mathbf{(}\mathbf{0}\mathbf{)}$ , $\mathbf{-}{\mathit{\theta }}^{\mathbf{\prime }}\mathbf{(}\mathbf{0}\mathbf{)}$ , $\mathbf{-}{\mathit{\varphi }}^{\mathbf{\prime }}\mathbf{(}\mathbf{0}\mathbf{)}$ with $\mathit{\lambda }\mathbf{=}\mathbf{0.5}$ ; $\mathit{R}\mathbf{=}\mathbf{1}$ ; $\mathit{P}\mathit{r}\mathbf{=}\mathbf{0.71}$ ; ${\mathit{\lambda }}_{\mathbf{1}}\mathbf{=}\mathbf{0.5}$ ; ${\mathit{\lambda }}_{\mathbf{2}}\mathbf{=}\mathbf{0.5}$ ; $\mathit{E}\mathit{c}\mathbf{=}\mathbf{0.1}$ ; $\mathit{\gamma }\mathbf{=}\mathbf{0.1}$ ; $\mathit{M}\mathbf{=}\mathbf{2}$ ; $\mathit{f}\mathit{w}\mathbf{=}\mathbf{0.5}$ ; $\mathit{S}\mathit{c}\mathbf{=}\mathbf{0.22}$

From: Numerical analysis of unsteady MHD flow near a stagnation point of a two-dimensional porous body with heat and mass transfer, thermal radiation, and chemical reaction