arfisp - Isentropic relations given p2/p1

void arfisp(double g, double p, double result[5], int *ierr);

Compute the isentropic relations given the pressure ratio $p2/p1$ .

Performance
Fixed

Arguments

G - REAL: ENTRY: Specific heat constant $γ$ .
P - REAL: ENTRY: Pressure ratio $0≤ p /p ≤1 2 1$ .
RESULT - ARRAY OF REAL: EXIT: Array with result properties as described in 3.
IERR - INTEGER: EXIT: (optional) Return status code.

Status codes