arsrsmr - Incident shock wave mach number given M′

double arsrsmr(double g, double mr, int *ierr);

Computes the incident shock wave mach number given $M′$ .

Performance
Iterative

Arguments

G - REAL: ENTRY: Specific heat constant $γ$ .
M - REAL: ENTRY: Mach number $M ′> 0$ .
RESULT - ARRAY OF REAL: EXIT: Array with result properties as described in 14.
IERR - INTEGER: EXIT: (optional) Return status code.

Status codes

Return values
The incident shock wave mach number $M$ or NAN on error.