English: The figure describes the variation in the Prandtl-Meyer function (ν) as a function of Mach number (M) and ratio of specific heat capacities (γ). The dashed lines represent the limiting value (νmax) as M tends to infinity.
{{Information| |Description = The figure describes the variation in the [[Prandtl-Meyer function]] (ν) as a function of [[Mach number]] (M) and ratio of specific heat capacities (γ). |Source = self-made using [[Matlab]] |Date = created 18th Feb 2007. |A